64235570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{389}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 135247320

約数和(自身を除く): 71011750

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 337, 389, 490, 674, 778, 1685, 1945, 2359, 2723, 3370, 3890, 4718, 5446, 11795, 13615, 16513, 19061, 23590, 27230, 33026, 38122, 82565, 95305, 131093, 165130, 190610, 262186, 655465, 917651, 1310930, 1835302, 4588255, 6423557, 9176510, 12847114, 32117785, 64235570]

約数ペア:

[(1, 64235570), (2, 32117785), (5, 12847114), (7, 9176510), (10, 6423557), (14, 4588255), (35, 1835302), (49, 1310930), (70, 917651), (98, 655465), (245, 262186), (337, 190610), (389, 165130), (490, 131093), (674, 95305), (778, 82565), (1685, 38122), (1945, 33026), (2359, 27230), (2723, 23590), (3370, 19061), (3890, 16513), (4718, 13615), (5446, 11795)]