68525550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 195858000

約数和(自身を除く): 127332450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 59, 75, 87, 89, 90, 118, 145, 150, 174, 177, 178, 225, 261, 267, 290, 295, 354, 435, 445, 450, 522, 531, 534, 590, 725, 801, 870, 885, 890, 1062, 1305, 1335, 1450, 1475, 1602, 1711, 1770, 2175, 2225, 2581, 2610, 2655, 2670, 2950, 3422, 4005, 4350, 4425, 4450, 5133, 5162, 5251, 5310, 6525, 6675, 7743, 8010, 8555, 8850, 10266, 10502, 12905, 13050, 13275, 13350, 15399, 15486, 15753, 17110, 20025, 23229, 25665, 25810, 26255, 26550, 30798, 31506, 38715, 40050, 42775, 46458, 47259, 51330, 52510, 64525, 76995, 77430, 78765, 85550, 94518, 116145, 128325, 129050, 131275, 152279, 153990, 157530, 193575, 232290, 236295, 256650, 262550, 304558, 384975, 387150, 393825, 456837, 472590, 580725, 761395, 769950, 787650, 913674, 1161450, 1181475, 1370511, 1522790, 2284185, 2362950, 2741022, 3806975, 4568370, 6852555, 7613950, 11420925, 13705110, 22841850, 34262775, 68525550]

約数ペア:

[(1, 68525550), (2, 34262775), (3, 22841850), (5, 13705110), (6, 11420925), (9, 7613950), (10, 6852555), (15, 4568370), (18, 3806975), (25, 2741022), (29, 2362950), (30, 2284185), (45, 1522790), (50, 1370511), (58, 1181475), (59, 1161450), (75, 913674), (87, 787650), (89, 769950), (90, 761395), (118, 580725), (145, 472590), (150, 456837), (174, 393825), (177, 387150), (178, 384975), (225, 304558), (261, 262550), (267, 256650), (290, 236295), (295, 232290), (354, 193575), (435, 157530), (445, 153990), (450, 152279), (522, 131275), (531, 129050), (534, 128325), (590, 116145), (725, 94518), (801, 85550), (870, 78765), (885, 77430), (890, 76995), (1062, 64525), (1305, 52510), (1335, 51330), (1450, 47259), (1475, 46458), (1602, 42775), (1711, 40050), (1770, 38715), (2175, 31506), (2225, 30798), (2581, 26550), (2610, 26255), (2655, 25810), (2670, 25665), (2950, 23229), (3422, 20025), (4005, 17110), (4350, 15753), (4425, 15486), (4450, 15399), (5133, 13350), (5162, 13275), (5251, 13050), (5310, 12905), (6525, 10502), (6675, 10266), (7743, 8850), (8010, 8555)]