28684625

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 38132640

約数和(自身を除く): 9448015

約数列:

[1, 5, 25, 29, 41, 125, 145, 193, 205, 725, 965, 1025, 1189, 3625, 4825, 5125, 5597, 5945, 7913, 24125, 27985, 29725, 39565, 139925, 148625, 197825, 229477, 699625, 989125, 1147385, 5736925, 28684625]

約数ペア:

[(1, 28684625), (5, 5736925), (25, 1147385), (29, 989125), (41, 699625), (125, 229477), (145, 197825), (193, 148625), (205, 139925), (725, 39565), (965, 29725), (1025, 27985), (1189, 24125), (3625, 7913), (4825, 5945), (5125, 5597)]