77492840

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3581}}^1$

素因数の和:4133

約数の個数: 32

約数和(自身を含む): 174729960

約数和(自身を除く): 97237120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 3581, 4328, 5410, 7162, 10820, 14324, 17905, 21640, 28648, 35810, 71620, 143240, 1937321, 3874642, 7749284, 9686605, 15498568, 19373210, 38746420, 77492840]

約数ペア:

[(1, 77492840), (2, 38746420), (4, 19373210), (5, 15498568), (8, 9686605), (10, 7749284), (20, 3874642), (40, 1937321), (541, 143240), (1082, 71620), (2164, 35810), (2705, 28648), (3581, 21640), (4328, 17905), (5410, 14324), (7162, 10820)]