42718520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 104569920

約数和(自身を除く): 61851400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 226, 260, 452, 520, 565, 727, 904, 1130, 1454, 1469, 2260, 2908, 2938, 3635, 4520, 5816, 5876, 7270, 7345, 9451, 11752, 14540, 14690, 18902, 29080, 29380, 37804, 47255, 58760, 75608, 82151, 94510, 164302, 189020, 328604, 378040, 410755, 657208, 821510, 1067963, 1643020, 2135926, 3286040, 4271852, 5339815, 8543704, 10679630, 21359260, 42718520]

約数ペア:

[(1, 42718520), (2, 21359260), (4, 10679630), (5, 8543704), (8, 5339815), (10, 4271852), (13, 3286040), (20, 2135926), (26, 1643020), (40, 1067963), (52, 821510), (65, 657208), (104, 410755), (113, 378040), (130, 328604), (226, 189020), (260, 164302), (452, 94510), (520, 82151), (565, 75608), (727, 58760), (904, 47255), (1130, 37804), (1454, 29380), (1469, 29080), (2260, 18902), (2908, 14690), (2938, 14540), (3635, 11752), (4520, 9451), (5816, 7345), (5876, 7270)]