64529680

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3067}}^1$

素因数の和:3343

約数の個数: 40

約数和(自身を含む): 150651072

約数和(自身を除く): 86121392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 3067, 4208, 5260, 6134, 10520, 12268, 15335, 21040, 24536, 30670, 49072, 61340, 122680, 245360, 806621, 1613242, 3226484, 4033105, 6452968, 8066210, 12905936, 16132420, 32264840, 64529680]

約数ペア:

[(1, 64529680), (2, 32264840), (4, 16132420), (5, 12905936), (8, 8066210), (10, 6452968), (16, 4033105), (20, 3226484), (40, 1613242), (80, 806621), (263, 245360), (526, 122680), (1052, 61340), (1315, 49072), (2104, 30670), (2630, 24536), (3067, 21040), (4208, 15335), (5260, 12268), (6134, 10520)]