15690777490

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1\times {\mathrm{23609}}^1$

素因数の和:25278

約数の個数: 32

約数和(自身を含む): 28951337520

約数和(自身を除く): 13260560030

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 1621, 3242, 8105, 16210, 23609, 47218, 66461, 118045, 132922, 236090, 332305, 664610, 967969, 1935938, 4839845, 9679690, 38270189, 76540378, 191350945, 382701890, 1569077749, 3138155498, 7845388745, 15690777490]

約数ペア:

[(1, 15690777490), (2, 7845388745), (5, 3138155498), (10, 1569077749), (41, 382701890), (82, 191350945), (205, 76540378), (410, 38270189), (1621, 9679690), (3242, 4839845), (8105, 1935938), (16210, 967969), (23609, 664610), (47218, 332305), (66461, 236090), (118045, 132922)]