5642650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8681}}^1$

素因数の和:8706

約数の個数: 24

約数和(自身を含む): 11303964

約数和(自身を除く): 5661314

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 8681, 17362, 43405, 86810, 112853, 217025, 225706, 434050, 564265, 1128530, 2821325, 5642650]

約数ペア:

[(1, 5642650), (2, 2821325), (5, 1128530), (10, 564265), (13, 434050), (25, 225706), (26, 217025), (50, 112853), (65, 86810), (130, 43405), (325, 17362), (650, 8681)]