64457372

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 134453760

約数和(自身を除く): 69996388

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 163, 203, 326, 406, 487, 652, 812, 974, 1141, 1948, 2282, 3409, 4564, 4727, 6818, 9454, 13636, 14123, 18908, 28246, 33089, 56492, 66178, 79381, 98861, 132356, 158762, 197722, 317524, 395444, 555667, 1111334, 2222668, 2302049, 4604098, 9208196, 16114343, 32228686, 64457372]

約数ペア:

[(1, 64457372), (2, 32228686), (4, 16114343), (7, 9208196), (14, 4604098), (28, 2302049), (29, 2222668), (58, 1111334), (116, 555667), (163, 395444), (203, 317524), (326, 197722), (406, 158762), (487, 132356), (652, 98861), (812, 79381), (974, 66178), (1141, 56492), (1948, 33089), (2282, 28246), (3409, 18908), (4564, 14123), (4727, 13636), (6818, 9454)]