1001309920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:405

約数の個数: 192

約数和(自身を含む): 2688505344

約数和(自身を除く): 1687195424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 53, 62, 65, 80, 104, 106, 124, 130, 155, 160, 208, 212, 248, 260, 265, 293, 310, 403, 416, 424, 496, 520, 530, 586, 620, 689, 806, 848, 992, 1040, 1060, 1172, 1240, 1378, 1465, 1612, 1643, 1696, 2015, 2080, 2120, 2344, 2480, 2756, 2930, 3224, 3286, 3445, 3809, 4030, 4240, 4688, 4960, 5512, 5860, 6448, 6572, 6890, 7618, 8060, 8215, 8480, 9083, 9376, 11024, 11720, 12896, 13144, 13780, 15236, 15529, 16120, 16430, 18166, 19045, 21359, 22048, 23440, 26288, 27560, 30472, 31058, 32240, 32860, 36332, 38090, 42718, 45415, 46880, 52576, 55120, 60944, 62116, 64480, 65720, 72664, 76180, 77645, 85436, 90830, 106795, 110240, 118079, 121888, 124232, 131440, 145328, 152360, 155290, 170872, 181660, 201877, 213590, 236158, 248464, 262880, 290656, 304720, 310580, 341744, 363320, 403754, 427180, 472316, 481399, 496928, 590395, 609440, 621160, 683488, 726640, 807508, 854360, 944632, 962798, 1009385, 1180790, 1242320, 1453280, 1615016, 1708720, 1889264, 1925596, 2018770, 2361580, 2406995, 2484640, 3230032, 3417440, 3778528, 3851192, 4037540, 4723160, 4813990, 6258187, 6460064, 7702384, 8075080, 9446320, 9627980, 12516374, 15404768, 16150160, 18892640, 19255960, 25032748, 31290935, 32300320, 38511920, 50065496, 62581870, 77023840, 100130992, 125163740, 200261984, 250327480, 500654960, 1001309920]

約数ペア:

[(1, 1001309920), (2, 500654960), (4, 250327480), (5, 200261984), (8, 125163740), (10, 100130992), (13, 77023840), (16, 62581870), (20, 50065496), (26, 38511920), (31, 32300320), (32, 31290935), (40, 25032748), (52, 19255960), (53, 18892640), (62, 16150160), (65, 15404768), (80, 12516374), (104, 9627980), (106, 9446320), (124, 8075080), (130, 7702384), (155, 6460064), (160, 6258187), (208, 4813990), (212, 4723160), (248, 4037540), (260, 3851192), (265, 3778528), (293, 3417440), (310, 3230032), (403, 2484640), (416, 2406995), (424, 2361580), (496, 2018770), (520, 1925596), (530, 1889264), (586, 1708720), (620, 1615016), (689, 1453280), (806, 1242320), (848, 1180790), (992, 1009385), (1040, 962798), (1060, 944632), (1172, 854360), (1240, 807508), (1378, 726640), (1465, 683488), (1612, 621160), (1643, 609440), (1696, 590395), (2015, 496928), (2080, 481399), (2120, 472316), (2344, 427180), (2480, 403754), (2756, 363320), (2930, 341744), (3224, 310580), (3286, 304720), (3445, 290656), (3809, 262880), (4030, 248464), (4240, 236158), (4688, 213590), (4960, 201877), (5512, 181660), (5860, 170872), (6448, 155290), (6572, 152360), (6890, 145328), (7618, 131440), (8060, 124232), (8215, 121888), (8480, 118079), (9083, 110240), (9376, 106795), (11024, 90830), (11720, 85436), (12896, 77645), (13144, 76180), (13780, 72664), (15236, 65720), (15529, 64480), (16120, 62116), (16430, 60944), (18166, 55120), (19045, 52576), (21359, 46880), (22048, 45415), (23440, 42718), (26288, 38090), (27560, 36332), (30472, 32860), (31058, 32240)]