51644840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99317}}^1$

素因数の和:99341

約数の個数: 32

約数和(自身を含む): 125140680

約数和(自身を除く): 73495840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 99317, 198634, 397268, 496585, 794536, 993170, 1291121, 1986340, 2582242, 3972680, 5164484, 6455605, 10328968, 12911210, 25822420, 51644840]

約数ペア:

[(1, 51644840), (2, 25822420), (4, 12911210), (5, 10328968), (8, 6455605), (10, 5164484), (13, 3972680), (20, 2582242), (26, 1986340), (40, 1291121), (52, 993170), (65, 794536), (104, 496585), (130, 397268), (260, 198634), (520, 99317)]