90187130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{22159}}^1$

素因数の和:22214

約数の個数: 32

約数和(自身を含む): 181889280

約数和(自身を除く): 91702150

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 22159, 44318, 110795, 221590, 243749, 487498, 819883, 1218745, 1639766, 2437490, 4099415, 8198830, 9018713, 18037426, 45093565, 90187130]

約数ペア:

[(1, 90187130), (2, 45093565), (5, 18037426), (10, 9018713), (11, 8198830), (22, 4099415), (37, 2437490), (55, 1639766), (74, 1218745), (110, 819883), (185, 487498), (370, 243749), (407, 221590), (814, 110795), (2035, 44318), (4070, 22159)]