81055230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{10513}}^1$

素因数の和:10780

約数の個数: 32

約数和(自身を含む): 195308064

約数和(自身を除く): 114252834

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 10513, 21026, 31539, 52565, 63078, 105130, 157695, 315390, 2701841, 5403682, 8105523, 13509205, 16211046, 27018410, 40527615, 81055230]

約数ペア:

[(1, 81055230), (2, 40527615), (3, 27018410), (5, 16211046), (6, 13509205), (10, 8105523), (15, 5403682), (30, 2701841), (257, 315390), (514, 157695), (771, 105130), (1285, 63078), (1542, 52565), (2570, 31539), (3855, 21026), (7710, 10513)]