89910440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{77509}}^1$

素因数の和:77549

約数の個数: 32

約数和(自身を含む): 209277000

約数和(自身を除く): 119366560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 77509, 155018, 310036, 387545, 620072, 775090, 1550180, 2247761, 3100360, 4495522, 8991044, 11238805, 17982088, 22477610, 44955220, 89910440]

約数ペア:

[(1, 89910440), (2, 44955220), (4, 22477610), (5, 17982088), (8, 11238805), (10, 8991044), (20, 4495522), (29, 3100360), (40, 2247761), (58, 1550180), (116, 775090), (145, 620072), (232, 387545), (290, 310036), (580, 155018), (1160, 77509)]