20181635500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2131}}^1$

素因数の和:2241

約数の個数: 192

約数和(自身を含む): 50064408576

約数和(自身を除く): 29882773076

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 47, 50, 52, 62, 65, 94, 100, 124, 125, 130, 155, 188, 235, 250, 260, 310, 325, 403, 470, 500, 611, 620, 650, 775, 806, 940, 1175, 1222, 1300, 1457, 1550, 1612, 1625, 2015, 2131, 2350, 2444, 2914, 3055, 3100, 3250, 3875, 4030, 4262, 4700, 5828, 5875, 6110, 6500, 7285, 7750, 8060, 8524, 10075, 10655, 11750, 12220, 14570, 15275, 15500, 18941, 20150, 21310, 23500, 27703, 29140, 30550, 36425, 37882, 40300, 42620, 50375, 53275, 55406, 61100, 66061, 72850, 75764, 76375, 94705, 100157, 100750, 106550, 110812, 132122, 138515, 145700, 152750, 182125, 189410, 200314, 201500, 213100, 264244, 266375, 277030, 305500, 330305, 364250, 378820, 400628, 473525, 500785, 532750, 554060, 660610, 692575, 728500, 858793, 947050, 1001570, 1065500, 1302041, 1321220, 1385150, 1651525, 1717586, 1894100, 2003140, 2367625, 2503925, 2604082, 2770300, 3104867, 3303050, 3435172, 3462875, 4293965, 4735250, 5007850, 5208164, 6209734, 6510205, 6606100, 6925750, 8257625, 8587930, 9470500, 10015700, 12419468, 12519625, 13020410, 13851500, 15524335, 16515250, 17175860, 21469825, 25039250, 26040820, 31048670, 32551025, 33030500, 40363271, 42939650, 50078500, 62097340, 65102050, 77621675, 80726542, 85879300, 107349125, 130204100, 155243350, 161453084, 162755125, 201816355, 214698250, 310486700, 325510250, 388108375, 403632710, 429396500, 651020500, 776216750, 807265420, 1009081775, 1552433500, 2018163550, 4036327100, 5045408875, 10090817750, 20181635500]

約数ペア:

[(1, 20181635500), (2, 10090817750), (4, 5045408875), (5, 4036327100), (10, 2018163550), (13, 1552433500), (20, 1009081775), (25, 807265420), (26, 776216750), (31, 651020500), (47, 429396500), (50, 403632710), (52, 388108375), (62, 325510250), (65, 310486700), (94, 214698250), (100, 201816355), (124, 162755125), (125, 161453084), (130, 155243350), (155, 130204100), (188, 107349125), (235, 85879300), (250, 80726542), (260, 77621675), (310, 65102050), (325, 62097340), (403, 50078500), (470, 42939650), (500, 40363271), (611, 33030500), (620, 32551025), (650, 31048670), (775, 26040820), (806, 25039250), (940, 21469825), (1175, 17175860), (1222, 16515250), (1300, 15524335), (1457, 13851500), (1550, 13020410), (1612, 12519625), (1625, 12419468), (2015, 10015700), (2131, 9470500), (2350, 8587930), (2444, 8257625), (2914, 6925750), (3055, 6606100), (3100, 6510205), (3250, 6209734), (3875, 5208164), (4030, 5007850), (4262, 4735250), (4700, 4293965), (5828, 3462875), (5875, 3435172), (6110, 3303050), (6500, 3104867), (7285, 2770300), (7750, 2604082), (8060, 2503925), (8524, 2367625), (10075, 2003140), (10655, 1894100), (11750, 1717586), (12220, 1651525), (14570, 1385150), (15275, 1321220), (15500, 1302041), (18941, 1065500), (20150, 1001570), (21310, 947050), (23500, 858793), (27703, 728500), (29140, 692575), (30550, 660610), (36425, 554060), (37882, 532750), (40300, 500785), (42620, 473525), (50375, 400628), (53275, 378820), (55406, 364250), (61100, 330305), (66061, 305500), (72850, 277030), (75764, 266375), (76375, 264244), (94705, 213100), (100157, 201500), (100750, 200314), (106550, 189410), (110812, 182125), (132122, 152750), (138515, 145700)]