138146320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132833}}^1$

素因数の和:132859

約数の個数: 40

約数和(自身を含む): 345899736

約数和(自身を除く): 207753416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 132833, 265666, 531332, 664165, 1062664, 1328330, 1726829, 2125328, 2656660, 3453658, 5313320, 6907316, 8634145, 10626640, 13814632, 17268290, 27629264, 34536580, 69073160, 138146320]

約数ペア:

[(1, 138146320), (2, 69073160), (4, 34536580), (5, 27629264), (8, 17268290), (10, 13814632), (13, 10626640), (16, 8634145), (20, 6907316), (26, 5313320), (40, 3453658), (52, 2656660), (65, 2125328), (80, 1726829), (104, 1328330), (130, 1062664), (208, 664165), (260, 531332), (520, 265666), (1040, 132833)]