80988870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{26729}}^1$

素因数の和:26840

約数の個数: 32

約数和(自身を含む): 196305120

約数和(自身を除く): 115316250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 1010, 1515, 3030, 26729, 53458, 80187, 133645, 160374, 267290, 400935, 801870, 2699629, 5399258, 8098887, 13498145, 16197774, 26996290, 40494435, 80988870]

約数ペア:

[(1, 80988870), (2, 40494435), (3, 26996290), (5, 16197774), (6, 13498145), (10, 8098887), (15, 5399258), (30, 2699629), (101, 801870), (202, 400935), (303, 267290), (505, 160374), (606, 133645), (1010, 80187), (1515, 53458), (3030, 26729)]