68754205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 96332544

約数和(自身を除く): 27578339

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 1105, 1447, 2795, 3655, 7235, 9503, 18811, 24599, 47515, 62221, 94055, 122995, 311105, 319787, 808873, 1057757, 1598935, 4044365, 5288785, 13750841, 68754205]

約数ペア:

[(1, 68754205), (5, 13750841), (13, 5288785), (17, 4044365), (43, 1598935), (65, 1057757), (85, 808873), (215, 319787), (221, 311105), (559, 122995), (731, 94055), (1105, 62221), (1447, 47515), (2795, 24599), (3655, 18811), (7235, 9503)]