30777500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{947}}^1$

素因数の和:984

約数の個数: 60

約数和(自身を含む): 72558024

約数和(自身を除く): 41780524

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 947, 1250, 1300, 1625, 1894, 2500, 3250, 3788, 4735, 6500, 8125, 9470, 12311, 16250, 18940, 23675, 24622, 32500, 47350, 49244, 61555, 94700, 118375, 123110, 236750, 246220, 307775, 473500, 591875, 615550, 1183750, 1231100, 1538875, 2367500, 3077750, 6155500, 7694375, 15388750, 30777500]

約数ペア:

[(1, 30777500), (2, 15388750), (4, 7694375), (5, 6155500), (10, 3077750), (13, 2367500), (20, 1538875), (25, 1231100), (26, 1183750), (50, 615550), (52, 591875), (65, 473500), (100, 307775), (125, 246220), (130, 236750), (250, 123110), (260, 118375), (325, 94700), (500, 61555), (625, 49244), (650, 47350), (947, 32500), (1250, 24622), (1300, 23675), (1625, 18940), (1894, 16250), (2500, 12311), (3250, 9470), (3788, 8125), (4735, 6500)]