2008997625

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4019}}^1$

素因数の和:4111

約数の個数: 64

約数和(自身を含む): 3531939840

約数和(自身を除く): 1522942215

約数列:

[1, 3, 5, 15, 25, 31, 43, 75, 93, 125, 129, 155, 215, 375, 465, 645, 775, 1075, 1333, 2325, 3225, 3875, 3999, 4019, 5375, 6665, 11625, 12057, 16125, 19995, 20095, 33325, 60285, 99975, 100475, 124589, 166625, 172817, 301425, 373767, 499875, 502375, 518451, 622945, 864085, 1507125, 1868835, 2592255, 3114725, 4320425, 5357327, 9344175, 12961275, 15573625, 16071981, 21602125, 26786635, 46720875, 64806375, 80359905, 133933175, 401799525, 669665875, 2008997625]

約数ペア:

[(1, 2008997625), (3, 669665875), (5, 401799525), (15, 133933175), (25, 80359905), (31, 64806375), (43, 46720875), (75, 26786635), (93, 21602125), (125, 16071981), (129, 15573625), (155, 12961275), (215, 9344175), (375, 5357327), (465, 4320425), (645, 3114725), (775, 2592255), (1075, 1868835), (1333, 1507125), (2325, 864085), (3225, 622945), (3875, 518451), (3999, 502375), (4019, 499875), (5375, 373767), (6665, 301425), (11625, 172817), (12057, 166625), (16125, 124589), (19995, 100475), (20095, 99975), (33325, 60285)]