25395500

素因数分解:

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

素因数の和:3939

約数の個数: 48

約数和(自身を含む): 59745504

約数和(自身を除く): 34350004

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 3907, 6500, 7814, 15628, 19535, 39070, 50791, 78140, 97675, 101582, 195350, 203164, 253955, 390700, 488375, 507910, 976750, 1015820, 1269775, 1953500, 2539550, 5079100, 6348875, 12697750, 25395500]

約数ペア:

[(1, 25395500), (2, 12697750), (4, 6348875), (5, 5079100), (10, 2539550), (13, 1953500), (20, 1269775), (25, 1015820), (26, 976750), (50, 507910), (52, 488375), (65, 390700), (100, 253955), (125, 203164), (130, 195350), (250, 101582), (260, 97675), (325, 78140), (500, 50791), (650, 39070), (1300, 19535), (1625, 15628), (3250, 7814), (3907, 6500)]