64875748

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 132966400

約数和(自身を除く): 68090652

約数列:

[1, 2, 4, 7, 14, 28, 79, 139, 158, 211, 278, 316, 422, 553, 556, 844, 973, 1106, 1477, 1946, 2212, 2954, 3892, 5908, 10981, 16669, 21962, 29329, 33338, 43924, 58658, 66676, 76867, 116683, 117316, 153734, 205303, 233366, 307468, 410606, 466732, 821212, 2316991, 4633982, 9267964, 16218937, 32437874, 64875748]

約数ペア:

[(1, 64875748), (2, 32437874), (4, 16218937), (7, 9267964), (14, 4633982), (28, 2316991), (79, 821212), (139, 466732), (158, 410606), (211, 307468), (278, 233366), (316, 205303), (422, 153734), (553, 117316), (556, 116683), (844, 76867), (973, 66676), (1106, 58658), (1477, 43924), (1946, 33338), (2212, 29329), (2954, 21962), (3892, 16669), (5908, 10981)]