80018770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{9187}}^1$

素因数の和:9274

約数の個数: 32

約数和(自身を含む): 157445568

約数和(自身を除く): 77426798

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 9187, 18374, 45935, 91870, 119431, 238862, 597155, 615529, 1194310, 1231058, 3077645, 6155290, 8001877, 16003754, 40009385, 80018770]

約数ペア:

[(1, 80018770), (2, 40009385), (5, 16003754), (10, 8001877), (13, 6155290), (26, 3077645), (65, 1231058), (67, 1194310), (130, 615529), (134, 597155), (335, 238862), (670, 119431), (871, 91870), (1742, 45935), (4355, 18374), (8710, 9187)]