123277160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{75169}}^1$

素因数の和:75221

約数の個数: 32

約数和(自身を含む): 284142600

約数和(自身を除く): 160865440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 75169, 150338, 300676, 375845, 601352, 751690, 1503380, 3006760, 3081929, 6163858, 12327716, 15409645, 24655432, 30819290, 61638580, 123277160]

約数ペア:

[(1, 123277160), (2, 61638580), (4, 30819290), (5, 24655432), (8, 15409645), (10, 12327716), (20, 6163858), (40, 3081929), (41, 3006760), (82, 1503380), (164, 751690), (205, 601352), (328, 375845), (410, 300676), (820, 150338), (1640, 75169)]