63488750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{3907}}^1$

素因数の和:3942

約数の個数: 40

約数和(自身を含む): 128190216

約数和(自身を除く): 64701466

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 3907, 7814, 8125, 16250, 19535, 39070, 50791, 97675, 101582, 195350, 253955, 488375, 507910, 976750, 1269775, 2441875, 2539550, 4883750, 6348875, 12697750, 31744375, 63488750]

約数ペア:

[(1, 63488750), (2, 31744375), (5, 12697750), (10, 6348875), (13, 4883750), (25, 2539550), (26, 2441875), (50, 1269775), (65, 976750), (125, 507910), (130, 488375), (250, 253955), (325, 195350), (625, 101582), (650, 97675), (1250, 50791), (1625, 39070), (3250, 19535), (3907, 16250), (7814, 8125)]