180554270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{3299}}^1$

素因数の和:3740

約数の個数: 32

約数和(自身を含む): 350935200

約数和(自身を除く): 170380930

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 421, 842, 2105, 3299, 4210, 5473, 6598, 10946, 16495, 27365, 32990, 42887, 54730, 85774, 214435, 428870, 1388879, 2777758, 6944395, 13888790, 18055427, 36110854, 90277135, 180554270]

約数ペア:

[(1, 180554270), (2, 90277135), (5, 36110854), (10, 18055427), (13, 13888790), (26, 6944395), (65, 2777758), (130, 1388879), (421, 428870), (842, 214435), (2105, 85774), (3299, 54730), (4210, 42887), (5473, 32990), (6598, 27365), (10946, 16495)]