87699770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{17789}}^1$

素因数の和:17842

約数の個数: 32

約数和(自身を含む): 172918800

約数和(自身を除く): 85219030

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 17789, 35578, 88945, 177890, 302413, 515881, 604826, 1031762, 1512065, 2579405, 3024130, 5158810, 8769977, 17539954, 43849885, 87699770]

約数ペア:

[(1, 87699770), (2, 43849885), (5, 17539954), (10, 8769977), (17, 5158810), (29, 3024130), (34, 2579405), (58, 1512065), (85, 1031762), (145, 604826), (170, 515881), (290, 302413), (493, 177890), (986, 88945), (2465, 35578), (4930, 17789)]