42490100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{8017}}^1$

素因数の和:8084

約数の個数: 36

約数和(自身を含む): 93954924

約数和(自身を除く): 51464824

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 8017, 16034, 32068, 40085, 80170, 160340, 200425, 400850, 424901, 801700, 849802, 1699604, 2124505, 4249010, 8498020, 10622525, 21245050, 42490100]

約数ペア:

[(1, 42490100), (2, 21245050), (4, 10622525), (5, 8498020), (10, 4249010), (20, 2124505), (25, 1699604), (50, 849802), (53, 801700), (100, 424901), (106, 400850), (212, 200425), (265, 160340), (530, 80170), (1060, 40085), (1325, 32068), (2650, 16034), (5300, 8017)]