72085880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{62143}}^1$

素因数の和:62183

約数の個数: 32

約数和(自身を含む): 167788800

約数和(自身を除く): 95702920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 62143, 124286, 248572, 310715, 497144, 621430, 1242860, 1802147, 2485720, 3604294, 7208588, 9010735, 14417176, 18021470, 36042940, 72085880]

約数ペア:

[(1, 72085880), (2, 36042940), (4, 18021470), (5, 14417176), (8, 9010735), (10, 7208588), (20, 3604294), (29, 2485720), (40, 1802147), (58, 1242860), (116, 621430), (145, 497144), (232, 310715), (290, 248572), (580, 124286), (1160, 62143)]