55281616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4357}}^1$

素因数の和:4439

約数の個数: 40

約数和(自身を含む): 117265064

約数和(自身を除く): 61983448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 4357, 6344, 8714, 12688, 17428, 34856, 56641, 69712, 113282, 226564, 265777, 453128, 531554, 906256, 1063108, 2126216, 3455101, 4252432, 6910202, 13820404, 27640808, 55281616]

約数ペア:

[(1, 55281616), (2, 27640808), (4, 13820404), (8, 6910202), (13, 4252432), (16, 3455101), (26, 2126216), (52, 1063108), (61, 906256), (104, 531554), (122, 453128), (208, 265777), (244, 226564), (488, 113282), (793, 69712), (976, 56641), (1586, 34856), (3172, 17428), (4357, 12688), (6344, 8714)]