538045100

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{75781}}^1$

素因数の和:75866

約数の個数: 36

約数和(自身を含む): 1184017968

約数和(自身を除く): 645972868

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 75781, 151562, 303124, 378905, 757810, 1515620, 1894525, 3789050, 5380451, 7578100, 10760902, 21521804, 26902255, 53804510, 107609020, 134511275, 269022550, 538045100]

約数ペア:

[(1, 538045100), (2, 269022550), (4, 134511275), (5, 107609020), (10, 53804510), (20, 26902255), (25, 21521804), (50, 10760902), (71, 7578100), (100, 5380451), (142, 3789050), (284, 1894525), (355, 1515620), (710, 757810), (1420, 378905), (1775, 303124), (3550, 151562), (7100, 75781)]