78103732

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 159617920

約数和(自身を除く): 81514188

約数列:

[1, 2, 4, 7, 14, 28, 109, 157, 163, 218, 314, 326, 436, 628, 652, 763, 1099, 1141, 1526, 2198, 2282, 3052, 4396, 4564, 17113, 17767, 25591, 34226, 35534, 51182, 68452, 71068, 102364, 119791, 124369, 179137, 239582, 248738, 358274, 479164, 497476, 716548, 2789419, 5578838, 11157676, 19525933, 39051866, 78103732]

約数ペア:

[(1, 78103732), (2, 39051866), (4, 19525933), (7, 11157676), (14, 5578838), (28, 2789419), (109, 716548), (157, 497476), (163, 479164), (218, 358274), (314, 248738), (326, 239582), (436, 179137), (628, 124369), (652, 119791), (763, 102364), (1099, 71068), (1141, 68452), (1526, 51182), (2198, 35534), (2282, 34226), (3052, 25591), (4396, 17767), (4564, 17113)]