12697750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{3907}}^1$

素因数の和:3937

約数の個数: 32

約数和(自身を含む): 25605216

約数和(自身を除く): 12907466

約数列:

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

約数ペア:

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