71875700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4253}}^1$

素因数の和:4293

約数の個数: 54

約数和(自身を含む): 168930594

約数和(自身を除く): 97054894

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 4253, 8450, 8506, 16900, 17012, 21265, 42530, 55289, 85060, 106325, 110578, 212650, 221156, 276445, 425300, 552890, 718757, 1105780, 1382225, 1437514, 2764450, 2875028, 3593785, 5528900, 7187570, 14375140, 17968925, 35937850, 71875700]

約数ペア:

[(1, 71875700), (2, 35937850), (4, 17968925), (5, 14375140), (10, 7187570), (13, 5528900), (20, 3593785), (25, 2875028), (26, 2764450), (50, 1437514), (52, 1382225), (65, 1105780), (100, 718757), (130, 552890), (169, 425300), (260, 276445), (325, 221156), (338, 212650), (650, 110578), (676, 106325), (845, 85060), (1300, 55289), (1690, 42530), (3380, 21265), (4225, 17012), (4253, 16900), (8450, 8506)]