80348745

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2579}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 134737920

約数和(自身を除く): 54389175

約数列:

[1, 3, 5, 15, 31, 67, 93, 155, 201, 335, 465, 1005, 2077, 2579, 6231, 7737, 10385, 12895, 31155, 38685, 79949, 172793, 239847, 399745, 518379, 863965, 1199235, 2591895, 5356583, 16069749, 26782915, 80348745]

約数ペア:

[(1, 80348745), (3, 26782915), (5, 16069749), (15, 5356583), (31, 2591895), (67, 1199235), (93, 863965), (155, 518379), (201, 399745), (335, 239847), (465, 172793), (1005, 79949), (2077, 38685), (2579, 31155), (6231, 12895), (7737, 10385)]