64689080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{95131}}^1$

素因数の和:95159

約数の個数: 32

約数和(自身を含む): 154113840

約数和(自身を除く): 89424760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 95131, 190262, 380524, 475655, 761048, 951310, 1617227, 1902620, 3234454, 3805240, 6468908, 8086135, 12937816, 16172270, 32344540, 64689080]

約数ペア:

[(1, 64689080), (2, 32344540), (4, 16172270), (5, 12937816), (8, 8086135), (10, 6468908), (17, 3805240), (20, 3234454), (34, 1902620), (40, 1617227), (68, 951310), (85, 761048), (136, 475655), (170, 380524), (340, 190262), (680, 95131)]