1980425195

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{44449}}^1$

素因数の和:44547

約数の個数: 32

約数和(自身を含む): 2901696000

約数和(自身を除く): 921270805

約数列:

[1, 5, 7, 19, 35, 67, 95, 133, 335, 469, 665, 1273, 2345, 6365, 8911, 44449, 44555, 222245, 311143, 844531, 1555715, 2978083, 4222655, 5911717, 14890415, 20846581, 29558585, 56583577, 104232905, 282917885, 396085039, 1980425195]

約数ペア:

[(1, 1980425195), (5, 396085039), (7, 282917885), (19, 104232905), (35, 56583577), (67, 29558585), (95, 20846581), (133, 14890415), (335, 5911717), (469, 4222655), (665, 2978083), (1273, 1555715), (2345, 844531), (6365, 311143), (8911, 222245), (44449, 44555)]