187939700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{144569}}^1$

素因数の和:144596

約数の個数: 36

約数和(自身を含む): 439203660

約数和(自身を除く): 251263960

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 144569, 289138, 578276, 722845, 1445690, 1879397, 2891380, 3614225, 3758794, 7228450, 7517588, 9396985, 14456900, 18793970, 37587940, 46984925, 93969850, 187939700]

約数ペア:

[(1, 187939700), (2, 93969850), (4, 46984925), (5, 37587940), (10, 18793970), (13, 14456900), (20, 9396985), (25, 7517588), (26, 7228450), (50, 3758794), (52, 3614225), (65, 2891380), (100, 1879397), (130, 1445690), (260, 722845), (325, 578276), (650, 289138), (1300, 144569)]