64681426

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 103420800

約数和(自身を除く): 38739374

約数列:

[1, 2, 29, 58, 71, 113, 139, 142, 226, 278, 2059, 3277, 4031, 4118, 6554, 8023, 8062, 9869, 15707, 16046, 19738, 31414, 232667, 286201, 455503, 465334, 572402, 911006, 1115197, 2230394, 32340713, 64681426]

約数ペア:

[(1, 64681426), (2, 32340713), (29, 2230394), (58, 1115197), (71, 911006), (113, 572402), (139, 465334), (142, 455503), (226, 286201), (278, 232667), (2059, 31414), (3277, 19738), (4031, 16046), (4118, 15707), (6554, 9869), (8023, 8062)]