80823210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207239}}^1$

素因数の和:207262

約数の個数: 32

約数和(自身を含む): 208897920

約数和(自身を除く): 128074710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 207239, 414478, 621717, 1036195, 1243434, 2072390, 2694107, 3108585, 5388214, 6217170, 8082321, 13470535, 16164642, 26941070, 40411605, 80823210]

約数ペア:

[(1, 80823210), (2, 40411605), (3, 26941070), (5, 16164642), (6, 13470535), (10, 8082321), (13, 6217170), (15, 5388214), (26, 3108585), (30, 2694107), (39, 2072390), (65, 1243434), (78, 1036195), (130, 621717), (195, 414478), (390, 207239)]