681892090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1531}}^1\times {\mathrm{4049}}^1$

素因数の和:5598

約数の個数: 32

約数和(自身を含む): 1340193600

約数和(自身を除く): 658301510

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1531, 3062, 4049, 7655, 8098, 15310, 16841, 20245, 33682, 40490, 44539, 84205, 89078, 168410, 222695, 445390, 6199019, 12398038, 30995095, 61990190, 68189209, 136378418, 340946045, 681892090]

約数ペア:

[(1, 681892090), (2, 340946045), (5, 136378418), (10, 68189209), (11, 61990190), (22, 30995095), (55, 12398038), (110, 6199019), (1531, 445390), (3062, 222695), (4049, 168410), (7655, 89078), (8098, 84205), (15310, 44539), (16841, 40490), (20245, 33682)]