72270160

素因数分解:

$2^4\times 5^1\times {\mathrm{919}}^1\times {\mathrm{983}}^1$

素因数の和:1915

約数の個数: 40

約数和(自身を含む): 168382080

約数和(自身を除く): 96111920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 919, 983, 1838, 1966, 3676, 3932, 4595, 4915, 7352, 7864, 9190, 9830, 14704, 15728, 18380, 19660, 36760, 39320, 73520, 78640, 903377, 1806754, 3613508, 4516885, 7227016, 9033770, 14454032, 18067540, 36135080, 72270160]

約数ペア:

[(1, 72270160), (2, 36135080), (4, 18067540), (5, 14454032), (8, 9033770), (10, 7227016), (16, 4516885), (20, 3613508), (40, 1806754), (80, 903377), (919, 78640), (983, 73520), (1838, 39320), (1966, 36760), (3676, 19660), (3932, 18380), (4595, 15728), (4915, 14704), (7352, 9830), (7864, 9190)]