1275994928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 2728887840

約数和(自身を除く): 1452892912

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 283, 409, 424, 566, 689, 818, 848, 1132, 1378, 1636, 2264, 2756, 3272, 3679, 4528, 5317, 5512, 6544, 7358, 10634, 11024, 14716, 14999, 21268, 21677, 29432, 29998, 42536, 43354, 58864, 59996, 85072, 86708, 115747, 119992, 173416, 194987, 231494, 239984, 281801, 346832, 389974, 462988, 563602, 779948, 925976, 1127204, 1504711, 1559896, 1851952, 2254408, 3009422, 3119792, 4508816, 6018844, 6134591, 12037688, 12269182, 24075376, 24538364, 49076728, 79749683, 98153456, 159499366, 318998732, 637997464, 1275994928]

約数ペア:

[(1, 1275994928), (2, 637997464), (4, 318998732), (8, 159499366), (13, 98153456), (16, 79749683), (26, 49076728), (52, 24538364), (53, 24075376), (104, 12269182), (106, 12037688), (208, 6134591), (212, 6018844), (283, 4508816), (409, 3119792), (424, 3009422), (566, 2254408), (689, 1851952), (818, 1559896), (848, 1504711), (1132, 1127204), (1378, 925976), (1636, 779948), (2264, 563602), (2756, 462988), (3272, 389974), (3679, 346832), (4528, 281801), (5317, 239984), (5512, 231494), (6544, 194987), (7358, 173416), (10634, 119992), (11024, 115747), (14716, 86708), (14999, 85072), (21268, 59996), (21677, 58864), (29432, 43354), (29998, 42536)]