68820856

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 141312600

約数和(自身を除く): 72491744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 169, 218, 338, 436, 467, 676, 872, 934, 1352, 1417, 1868, 2834, 3736, 5668, 6071, 11336, 12142, 18421, 24284, 36842, 48568, 50903, 73684, 78923, 101806, 147368, 157846, 203612, 315692, 407224, 631384, 661739, 1323478, 2646956, 5293912, 8602607, 17205214, 34410428, 68820856]

約数ペア:

[(1, 68820856), (2, 34410428), (4, 17205214), (8, 8602607), (13, 5293912), (26, 2646956), (52, 1323478), (104, 661739), (109, 631384), (169, 407224), (218, 315692), (338, 203612), (436, 157846), (467, 147368), (676, 101806), (872, 78923), (934, 73684), (1352, 50903), (1417, 48568), (1868, 36842), (2834, 24284), (3736, 18421), (5668, 12142), (6071, 11336)]