31293210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80239}}^1$

素因数の和:80262

約数の個数: 32

約数和(自身を含む): 80881920

約数和(自身を除く): 49588710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80239, 160478, 240717, 401195, 481434, 802390, 1043107, 1203585, 2086214, 2407170, 3129321, 5215535, 6258642, 10431070, 15646605, 31293210]

約数ペア:

[(1, 31293210), (2, 15646605), (3, 10431070), (5, 6258642), (6, 5215535), (10, 3129321), (13, 2407170), (15, 2086214), (26, 1203585), (30, 1043107), (39, 802390), (65, 481434), (78, 401195), (130, 240717), (195, 160478), (390, 80239)]