31163080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59929}}^1$

素因数の和:59953

約数の個数: 32

約数和(自身を含む): 75511800

約数和(自身を除く): 44348720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 59929, 119858, 239716, 299645, 479432, 599290, 779077, 1198580, 1558154, 2397160, 3116308, 3895385, 6232616, 7790770, 15581540, 31163080]

約数ペア:

[(1, 31163080), (2, 15581540), (4, 7790770), (5, 6232616), (8, 3895385), (10, 3116308), (13, 2397160), (20, 1558154), (26, 1198580), (40, 779077), (52, 599290), (65, 479432), (104, 299645), (130, 239716), (260, 119858), (520, 59929)]