20183192475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:729

約数の個数: 96

約数和(自身を含む): 35020996608

約数和(自身を除く): 14837804133

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 103, 155, 271, 309, 311, 465, 515, 775, 813, 933, 1355, 1545, 1555, 2325, 2575, 3193, 4065, 4665, 6775, 7725, 7775, 8401, 9579, 9641, 15965, 20325, 23325, 25203, 27913, 28923, 32033, 42005, 47895, 48205, 79825, 83739, 84281, 96099, 126015, 139565, 144615, 160165, 210025, 239475, 241025, 252843, 418695, 421405, 480495, 630075, 697825, 723075, 800825, 865303, 993023, 1264215, 2093475, 2107025, 2402475, 2595909, 2612711, 2979069, 4326515, 4965115, 6321075, 7838133, 8680943, 12979545, 13063555, 14895345, 21632575, 24825575, 26042829, 39190665, 43404715, 64897725, 65317775, 74476725, 130214145, 195953325, 217023575, 269109233, 651070725, 807327699, 1345546165, 4036638495, 6727730825, 20183192475]

約数ペア:

[(1, 20183192475), (3, 6727730825), (5, 4036638495), (15, 1345546165), (25, 807327699), (31, 651070725), (75, 269109233), (93, 217023575), (103, 195953325), (155, 130214145), (271, 74476725), (309, 65317775), (311, 64897725), (465, 43404715), (515, 39190665), (775, 26042829), (813, 24825575), (933, 21632575), (1355, 14895345), (1545, 13063555), (1555, 12979545), (2325, 8680943), (2575, 7838133), (3193, 6321075), (4065, 4965115), (4665, 4326515), (6775, 2979069), (7725, 2612711), (7775, 2595909), (8401, 2402475), (9579, 2107025), (9641, 2093475), (15965, 1264215), (20325, 993023), (23325, 865303), (25203, 800825), (27913, 723075), (28923, 697825), (32033, 630075), (42005, 480495), (47895, 421405), (48205, 418695), (79825, 252843), (83739, 241025), (84281, 239475), (96099, 210025), (126015, 160165), (139565, 144615)]