64856464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:839

約数の個数: 40

約数和(自身を含む): 130507520

約数和(自身を除く): 65651056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 229, 248, 458, 496, 571, 916, 1142, 1832, 2284, 3664, 4568, 7099, 9136, 14198, 17701, 28396, 35402, 56792, 70804, 113584, 130759, 141608, 261518, 283216, 523036, 1046072, 2092144, 4053529, 8107058, 16214116, 32428232, 64856464]

約数ペア:

[(1, 64856464), (2, 32428232), (4, 16214116), (8, 8107058), (16, 4053529), (31, 2092144), (62, 1046072), (124, 523036), (229, 283216), (248, 261518), (458, 141608), (496, 130759), (571, 113584), (916, 70804), (1142, 56792), (1832, 35402), (2284, 28396), (3664, 17701), (4568, 14198), (7099, 9136)]