81880801010

素因数分解:

$2^1\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{3427409}}^1$

素因数の和:3429805

約数の個数: 16

約数和(自身を含む): 147447178200

約数和(自身を除く): 65566377190

約数列:

[1, 2, 5, 10, 2389, 4778, 11945, 23890, 3427409, 6854818, 17137045, 34274090, 8188080101, 16376160202, 40940400505, 81880801010]

約数ペア:

[(1, 81880801010), (2, 40940400505), (5, 16376160202), (10, 8188080101), (2389, 34274090), (4778, 17137045), (11945, 6854818), (23890, 3427409)]