1285280130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{166703}}^1$

素因数の和:166970

約数の個数: 32

約数和(自身を含む): 3096693504

約数和(自身を除く): 1811413374

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 166703, 333406, 500109, 833515, 1000218, 1667030, 2500545, 5001090, 42842671, 85685342, 128528013, 214213355, 257056026, 428426710, 642640065, 1285280130]

約数ペア:

[(1, 1285280130), (2, 642640065), (3, 428426710), (5, 257056026), (6, 214213355), (10, 128528013), (15, 85685342), (30, 42842671), (257, 5001090), (514, 2500545), (771, 1667030), (1285, 1000218), (1542, 833515), (2570, 500109), (3855, 333406), (7710, 166703)]