65861995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 88957440

約数和(自身を除く): 23095445

約数列:

[1, 5, 17, 23, 59, 85, 115, 295, 391, 571, 1003, 1357, 1955, 2855, 5015, 6785, 9707, 13133, 23069, 33689, 48535, 65665, 115345, 168445, 223261, 572713, 774847, 1116305, 2863565, 3874235, 13172399, 65861995]

約数ペア:

[(1, 65861995), (5, 13172399), (17, 3874235), (23, 2863565), (59, 1116305), (85, 774847), (115, 572713), (295, 223261), (391, 168445), (571, 115345), (1003, 65665), (1357, 48535), (1955, 33689), (2855, 23069), (5015, 13133), (6785, 9707)]