89345360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85909}}^1$

素因数の和:85935

約数の個数: 40

約数和(自身を含む): 223709640

約数和(自身を除く): 134364280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 85909, 171818, 343636, 429545, 687272, 859090, 1116817, 1374544, 1718180, 2233634, 3436360, 4467268, 5584085, 6872720, 8934536, 11168170, 17869072, 22336340, 44672680, 89345360]

約数ペア:

[(1, 89345360), (2, 44672680), (4, 22336340), (5, 17869072), (8, 11168170), (10, 8934536), (13, 6872720), (16, 5584085), (20, 4467268), (26, 3436360), (40, 2233634), (52, 1718180), (65, 1374544), (80, 1116817), (104, 859090), (130, 687272), (208, 429545), (260, 343636), (520, 171818), (1040, 85909)]