100784875

素因数分解:

$5^3\times {\mathrm{31}}^2\times {\mathrm{839}}^1$

素因数の和:916

約数の個数: 24

約数和(自身を含む): 130122720

約数和(自身を除く): 29337845

約数列:

[1, 5, 25, 31, 125, 155, 775, 839, 961, 3875, 4195, 4805, 20975, 24025, 26009, 104875, 120125, 130045, 650225, 806279, 3251125, 4031395, 20156975, 100784875]

約数ペア:

[(1, 100784875), (5, 20156975), (25, 4031395), (31, 3251125), (125, 806279), (155, 650225), (775, 130045), (839, 120125), (961, 104875), (3875, 26009), (4195, 24025), (4805, 20975)]