89911480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 210672000

約数和(自身を除く): 120760520

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 79, 148, 158, 185, 296, 316, 370, 395, 632, 740, 769, 790, 1480, 1538, 1580, 2923, 3076, 3160, 3845, 5846, 6152, 7690, 11692, 14615, 15380, 23384, 28453, 29230, 30760, 56906, 58460, 60751, 113812, 116920, 121502, 142265, 227624, 243004, 284530, 303755, 486008, 569060, 607510, 1138120, 1215020, 2247787, 2430040, 4495574, 8991148, 11238935, 17982296, 22477870, 44955740, 89911480]

約数ペア:

[(1, 89911480), (2, 44955740), (4, 22477870), (5, 17982296), (8, 11238935), (10, 8991148), (20, 4495574), (37, 2430040), (40, 2247787), (74, 1215020), (79, 1138120), (148, 607510), (158, 569060), (185, 486008), (296, 303755), (316, 284530), (370, 243004), (395, 227624), (632, 142265), (740, 121502), (769, 116920), (790, 113812), (1480, 60751), (1538, 58460), (1580, 56906), (2923, 30760), (3076, 29230), (3160, 28453), (3845, 23384), (5846, 15380), (6152, 14615), (7690, 11692)]