81568500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 264176640

約数和(自身を除く): 182608140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 47, 50, 52, 60, 65, 75, 78, 89, 94, 100, 125, 130, 141, 150, 156, 178, 188, 195, 235, 250, 260, 267, 282, 300, 325, 356, 375, 390, 445, 470, 500, 534, 564, 611, 650, 705, 750, 780, 890, 940, 975, 1068, 1157, 1175, 1222, 1300, 1335, 1410, 1500, 1625, 1780, 1833, 1950, 2225, 2314, 2350, 2444, 2670, 2820, 3055, 3250, 3471, 3525, 3666, 3900, 4183, 4450, 4628, 4700, 4875, 5340, 5785, 5875, 6110, 6500, 6675, 6942, 7050, 7332, 8366, 8900, 9165, 9750, 11125, 11570, 11750, 12220, 12549, 13350, 13884, 14100, 15275, 16732, 17355, 17625, 18330, 19500, 20915, 22250, 23140, 23500, 25098, 26700, 28925, 30550, 33375, 34710, 35250, 36660, 41830, 44500, 45825, 50196, 54379, 57850, 61100, 62745, 66750, 69420, 70500, 76375, 83660, 86775, 91650, 104575, 108758, 115700, 125490, 133500, 144625, 152750, 163137, 173550, 183300, 209150, 217516, 229125, 250980, 271895, 289250, 305500, 313725, 326274, 347100, 418300, 433875, 458250, 522875, 543790, 578500, 627450, 652548, 815685, 867750, 916500, 1045750, 1087580, 1254900, 1359475, 1568625, 1631370, 1735500, 2091500, 2718950, 3137250, 3262740, 4078425, 5437900, 6274500, 6797375, 8156850, 13594750, 16313700, 20392125, 27189500, 40784250, 81568500]

約数ペア:

[(1, 81568500), (2, 40784250), (3, 27189500), (4, 20392125), (5, 16313700), (6, 13594750), (10, 8156850), (12, 6797375), (13, 6274500), (15, 5437900), (20, 4078425), (25, 3262740), (26, 3137250), (30, 2718950), (39, 2091500), (47, 1735500), (50, 1631370), (52, 1568625), (60, 1359475), (65, 1254900), (75, 1087580), (78, 1045750), (89, 916500), (94, 867750), (100, 815685), (125, 652548), (130, 627450), (141, 578500), (150, 543790), (156, 522875), (178, 458250), (188, 433875), (195, 418300), (235, 347100), (250, 326274), (260, 313725), (267, 305500), (282, 289250), (300, 271895), (325, 250980), (356, 229125), (375, 217516), (390, 209150), (445, 183300), (470, 173550), (500, 163137), (534, 152750), (564, 144625), (611, 133500), (650, 125490), (705, 115700), (750, 108758), (780, 104575), (890, 91650), (940, 86775), (975, 83660), (1068, 76375), (1157, 70500), (1175, 69420), (1222, 66750), (1300, 62745), (1335, 61100), (1410, 57850), (1500, 54379), (1625, 50196), (1780, 45825), (1833, 44500), (1950, 41830), (2225, 36660), (2314, 35250), (2350, 34710), (2444, 33375), (2670, 30550), (2820, 28925), (3055, 26700), (3250, 25098), (3471, 23500), (3525, 23140), (3666, 22250), (3900, 20915), (4183, 19500), (4450, 18330), (4628, 17625), (4700, 17355), (4875, 16732), (5340, 15275), (5785, 14100), (5875, 13884), (6110, 13350), (6500, 12549), (6675, 12220), (6942, 11750), (7050, 11570), (7332, 11125), (8366, 9750), (8900, 9165)]