251018270

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{2153}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 460611360

約数和(自身を除く): 209593090

約数列:

[1, 2, 5, 10, 89, 131, 178, 262, 445, 655, 890, 1310, 2153, 4306, 10765, 11659, 21530, 23318, 58295, 116590, 191617, 282043, 383234, 564086, 958085, 1410215, 1916170, 2820430, 25101827, 50203654, 125509135, 251018270]

約数ペア:

[(1, 251018270), (2, 125509135), (5, 50203654), (10, 25101827), (89, 2820430), (131, 1916170), (178, 1410215), (262, 958085), (445, 564086), (655, 383234), (890, 282043), (1310, 191617), (2153, 116590), (4306, 58295), (10765, 23318), (11659, 21530)]