72931090

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 133690176

約数和(自身を除く): 60759086

約数列:

[1, 2, 5, 10, 101, 163, 202, 326, 443, 505, 815, 886, 1010, 1630, 2215, 4430, 16463, 32926, 44743, 72209, 82315, 89486, 144418, 164630, 223715, 361045, 447430, 722090, 7293109, 14586218, 36465545, 72931090]

約数ペア:

[(1, 72931090), (2, 36465545), (5, 14586218), (10, 7293109), (101, 722090), (163, 447430), (202, 361045), (326, 223715), (443, 164630), (505, 144418), (815, 89486), (886, 82315), (1010, 72209), (1630, 44743), (2215, 32926), (4430, 16463)]