64978852

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{2039}}^1$

素因数の和:2331

約数の個数: 24

約数和(自身を含む): 117895680

約数和(自身を除く): 52916828

約数列:

[1, 2, 4, 31, 62, 124, 257, 514, 1028, 2039, 4078, 7967, 8156, 15934, 31868, 63209, 126418, 252836, 524023, 1048046, 2096092, 16244713, 32489426, 64978852]

約数ペア:

[(1, 64978852), (2, 32489426), (4, 16244713), (31, 2096092), (62, 1048046), (124, 524023), (257, 252836), (514, 126418), (1028, 63209), (2039, 31868), (4078, 15934), (7967, 8156)]