85655960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12671}}^1$

素因数の和:12708

約数の個数: 48

約数和(自身を含む): 208707840

約数和(自身を除く): 123051880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 12671, 25342, 50684, 63355, 101368, 126710, 164723, 253420, 329446, 506840, 658892, 823615, 1317784, 1647230, 2141399, 3294460, 4282798, 6588920, 8565596, 10706995, 17131192, 21413990, 42827980, 85655960]

約数ペア:

[(1, 85655960), (2, 42827980), (4, 21413990), (5, 17131192), (8, 10706995), (10, 8565596), (13, 6588920), (20, 4282798), (26, 3294460), (40, 2141399), (52, 1647230), (65, 1317784), (104, 823615), (130, 658892), (169, 506840), (260, 329446), (338, 253420), (520, 164723), (676, 126710), (845, 101368), (1352, 63355), (1690, 50684), (3380, 25342), (6760, 12671)]