74754160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71879}}^1$

素因数の和:71905

約数の個数: 40

約数和(自身を含む): 187175520

約数和(自身を除く): 112421360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71879, 143758, 287516, 359395, 575032, 718790, 934427, 1150064, 1437580, 1868854, 2875160, 3737708, 4672135, 5750320, 7475416, 9344270, 14950832, 18688540, 37377080, 74754160]

約数ペア:

[(1, 74754160), (2, 37377080), (4, 18688540), (5, 14950832), (8, 9344270), (10, 7475416), (13, 5750320), (16, 4672135), (20, 3737708), (26, 2875160), (40, 1868854), (52, 1437580), (65, 1150064), (80, 934427), (104, 718790), (130, 575032), (208, 359395), (260, 287516), (520, 143758), (1040, 71879)]