31023850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4339}}^1$

素因数の和:4375

約数の個数: 48

約数和(自身を含む): 67808160

約数和(自身を除く): 36784310

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 4339, 7150, 8678, 21695, 43390, 47729, 56407, 95458, 108475, 112814, 216950, 238645, 282035, 477290, 564070, 620477, 1193225, 1240954, 1410175, 2386450, 2820350, 3102385, 6204770, 15511925, 31023850]

約数ペア:

[(1, 31023850), (2, 15511925), (5, 6204770), (10, 3102385), (11, 2820350), (13, 2386450), (22, 1410175), (25, 1240954), (26, 1193225), (50, 620477), (55, 564070), (65, 477290), (110, 282035), (130, 238645), (143, 216950), (275, 112814), (286, 108475), (325, 95458), (550, 56407), (650, 47729), (715, 43390), (1430, 21695), (3575, 8678), (4339, 7150)]