83906420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6089}}^1$

素因数の和:6164

約数の個数: 48

約数和(自身を含む): 193369680

約数和(自身を除く): 109463260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6089, 6890, 12178, 13780, 24356, 30445, 60890, 79157, 121780, 158314, 316628, 322717, 395785, 645434, 791570, 1290868, 1583140, 1613585, 3227170, 4195321, 6454340, 8390642, 16781284, 20976605, 41953210, 83906420]

約数ペア:

[(1, 83906420), (2, 41953210), (4, 20976605), (5, 16781284), (10, 8390642), (13, 6454340), (20, 4195321), (26, 3227170), (52, 1613585), (53, 1583140), (65, 1290868), (106, 791570), (130, 645434), (212, 395785), (260, 322717), (265, 316628), (530, 158314), (689, 121780), (1060, 79157), (1378, 60890), (2756, 30445), (3445, 24356), (6089, 13780), (6890, 12178)]