64986796

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 135555840

約数和(自身を除く): 70569044

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 163, 203, 326, 406, 491, 652, 812, 982, 1141, 1964, 2282, 3437, 4564, 4727, 6874, 9454, 13748, 14239, 18908, 28478, 33089, 56956, 66178, 80033, 99673, 132356, 160066, 199346, 320132, 398692, 560231, 1120462, 2240924, 2320957, 4641914, 9283828, 16246699, 32493398, 64986796]

約数ペア:

[(1, 64986796), (2, 32493398), (4, 16246699), (7, 9283828), (14, 4641914), (28, 2320957), (29, 2240924), (58, 1120462), (116, 560231), (163, 398692), (203, 320132), (326, 199346), (406, 160066), (491, 132356), (652, 99673), (812, 80033), (982, 66178), (1141, 56956), (1964, 33089), (2282, 28478), (3437, 18908), (4564, 14239), (4727, 13748), (6874, 9454)]