78903925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2531}}^1$

素因数の和:2613

約数の個数: 24

約数和(自身を含む): 103609440

約数和(自身を除く): 24705515

約数列:

[1, 5, 25, 29, 43, 145, 215, 725, 1075, 1247, 2531, 6235, 12655, 31175, 63275, 73399, 108833, 366995, 544165, 1834975, 2720825, 3156157, 15780785, 78903925]

約数ペア:

[(1, 78903925), (5, 15780785), (25, 3156157), (29, 2720825), (43, 1834975), (145, 544165), (215, 366995), (725, 108833), (1075, 73399), (1247, 63275), (2531, 31175), (6235, 12655)]