57788680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 134628480

約数和(自身を除く): 76839800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 167, 205, 211, 328, 334, 410, 422, 668, 820, 835, 844, 1055, 1336, 1640, 1670, 1688, 2110, 3340, 4220, 6680, 6847, 8440, 8651, 13694, 17302, 27388, 34235, 34604, 35237, 43255, 54776, 68470, 69208, 70474, 86510, 136940, 140948, 173020, 176185, 273880, 281896, 346040, 352370, 704740, 1409480, 1444717, 2889434, 5778868, 7223585, 11557736, 14447170, 28894340, 57788680]

約数ペア:

[(1, 57788680), (2, 28894340), (4, 14447170), (5, 11557736), (8, 7223585), (10, 5778868), (20, 2889434), (40, 1444717), (41, 1409480), (82, 704740), (164, 352370), (167, 346040), (205, 281896), (211, 273880), (328, 176185), (334, 173020), (410, 140948), (422, 136940), (668, 86510), (820, 70474), (835, 69208), (844, 68470), (1055, 54776), (1336, 43255), (1640, 35237), (1670, 34604), (1688, 34235), (2110, 27388), (3340, 17302), (4220, 13694), (6680, 8651), (6847, 8440)]