64440472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{3617}}^1$

素因数の和:3771

約数の個数: 32

約数和(自身を含む): 128945520

約数和(自身を除く): 64505048

約数列:

[1, 2, 4, 8, 17, 34, 68, 131, 136, 262, 524, 1048, 2227, 3617, 4454, 7234, 8908, 14468, 17816, 28936, 61489, 122978, 245956, 473827, 491912, 947654, 1895308, 3790616, 8055059, 16110118, 32220236, 64440472]

約数ペア:

[(1, 64440472), (2, 32220236), (4, 16110118), (8, 8055059), (17, 3790616), (34, 1895308), (68, 947654), (131, 491912), (136, 473827), (262, 245956), (524, 122978), (1048, 61489), (2227, 28936), (3617, 17816), (4454, 14468), (7234, 8908)]