65479180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251843}}^1$

素因数の和:251865

約数の個数: 24

約数和(自身を含む): 148084272

約数和(自身を除く): 82605092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 251843, 503686, 1007372, 1259215, 2518430, 3273959, 5036860, 6547918, 13095836, 16369795, 32739590, 65479180]

約数ペア:

[(1, 65479180), (2, 32739590), (4, 16369795), (5, 13095836), (10, 6547918), (13, 5036860), (20, 3273959), (26, 2518430), (52, 1259215), (65, 1007372), (130, 503686), (260, 251843)]