68562760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{34981}}^1$

素因数の和:35006

約数の個数: 48

約数和(自身を含む): 179457660

約数和(自身を除く): 110894900

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 34981, 69962, 139924, 174905, 244867, 279848, 349810, 489734, 699620, 979468, 1224335, 1399240, 1714069, 1958936, 2448670, 3428138, 4897340, 6856276, 8570345, 9794680, 13712552, 17140690, 34281380, 68562760]

約数ペア:

[(1, 68562760), (2, 34281380), (4, 17140690), (5, 13712552), (7, 9794680), (8, 8570345), (10, 6856276), (14, 4897340), (20, 3428138), (28, 2448670), (35, 1958936), (40, 1714069), (49, 1399240), (56, 1224335), (70, 979468), (98, 699620), (140, 489734), (196, 349810), (245, 279848), (280, 244867), (392, 174905), (490, 139924), (980, 69962), (1960, 34981)]