56556904325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{449}}^1\times {\mathrm{821}}^1$

素因数の和:1335

約数の個数: 72

約数和(自身を含む): 78640000200

約数和(自身を除く): 22083095875

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 361, 425, 449, 475, 821, 1615, 1805, 2245, 4105, 6137, 7633, 8075, 8531, 9025, 11225, 13957, 15599, 20525, 30685, 38165, 42655, 69785, 77995, 145027, 153425, 162089, 190825, 213275, 265183, 296381, 348925, 368629, 389975, 725135, 810445, 1325915, 1481905, 1843145, 2755513, 3625675, 4052225, 5038477, 6266693, 6629575, 7003951, 7409525, 9215725, 13777565, 25192385, 31333465, 35019755, 68887825, 119067167, 125961925, 133075069, 156667325, 175098775, 595335835, 665375345, 2262276173, 2976679175, 3326876725, 11311380865, 56556904325]

約数ペア:

[(1, 56556904325), (5, 11311380865), (17, 3326876725), (19, 2976679175), (25, 2262276173), (85, 665375345), (95, 595335835), (323, 175098775), (361, 156667325), (425, 133075069), (449, 125961925), (475, 119067167), (821, 68887825), (1615, 35019755), (1805, 31333465), (2245, 25192385), (4105, 13777565), (6137, 9215725), (7633, 7409525), (8075, 7003951), (8531, 6629575), (9025, 6266693), (11225, 5038477), (13957, 4052225), (15599, 3625675), (20525, 2755513), (30685, 1843145), (38165, 1481905), (42655, 1325915), (69785, 810445), (77995, 725135), (145027, 389975), (153425, 368629), (162089, 348925), (190825, 296381), (213275, 265183)]