78007390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{15823}}^1$

素因数の和:15876

約数の個数: 32

約数和(自身を含む): 153809280

約数和(自身を除く): 75801890

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 15823, 31646, 79115, 158230, 268991, 458867, 537982, 917734, 1344955, 2294335, 2689910, 4588670, 7800739, 15601478, 39003695, 78007390]

約数ペア:

[(1, 78007390), (2, 39003695), (5, 15601478), (10, 7800739), (17, 4588670), (29, 2689910), (34, 2294335), (58, 1344955), (85, 917734), (145, 537982), (170, 458867), (290, 268991), (493, 158230), (986, 79115), (2465, 31646), (4930, 15823)]