26423920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 64460160

約数和(自身を除く): 38036240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 79, 80, 113, 148, 158, 185, 226, 296, 316, 370, 395, 452, 565, 592, 632, 740, 790, 904, 1130, 1264, 1480, 1580, 1808, 2260, 2923, 2960, 3160, 4181, 4520, 5846, 6320, 8362, 8927, 9040, 11692, 14615, 16724, 17854, 20905, 23384, 29230, 33448, 35708, 41810, 44635, 46768, 58460, 66896, 71416, 83620, 89270, 116920, 142832, 167240, 178540, 233840, 330299, 334480, 357080, 660598, 714160, 1321196, 1651495, 2642392, 3302990, 5284784, 6605980, 13211960, 26423920]

約数ペア:

[(1, 26423920), (2, 13211960), (4, 6605980), (5, 5284784), (8, 3302990), (10, 2642392), (16, 1651495), (20, 1321196), (37, 714160), (40, 660598), (74, 357080), (79, 334480), (80, 330299), (113, 233840), (148, 178540), (158, 167240), (185, 142832), (226, 116920), (296, 89270), (316, 83620), (370, 71416), (395, 66896), (452, 58460), (565, 46768), (592, 44635), (632, 41810), (740, 35708), (790, 33448), (904, 29230), (1130, 23384), (1264, 20905), (1480, 17854), (1580, 16724), (1808, 14615), (2260, 11692), (2923, 9040), (2960, 8927), (3160, 8362), (4181, 6320), (4520, 5846)]