66364840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{24763}}^1$

素因数の和:24841

約数の個数: 32

約数和(自身を含む): 151555680

約数和(自身を除く): 85190840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 24763, 49526, 99052, 123815, 198104, 247630, 495260, 990520, 1659121, 3318242, 6636484, 8295605, 13272968, 16591210, 33182420, 66364840]

約数ペア:

[(1, 66364840), (2, 33182420), (4, 16591210), (5, 13272968), (8, 8295605), (10, 6636484), (20, 3318242), (40, 1659121), (67, 990520), (134, 495260), (268, 247630), (335, 198104), (536, 123815), (670, 99052), (1340, 49526), (2680, 24763)]