78166875

素因数分解:

$3^1\times 5^4\times {\mathrm{47}}^1\times {\mathrm{887}}^1$

素因数の和:957

約数の個数: 40

約数和(自身を含む): 133157376

約数和(自身を除く): 54990501

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 235, 375, 625, 705, 887, 1175, 1875, 2661, 3525, 4435, 5875, 13305, 17625, 22175, 29375, 41689, 66525, 88125, 110875, 125067, 208445, 332625, 554375, 625335, 1042225, 1663125, 3126675, 5211125, 15633375, 26055625, 78166875]

約数ペア:

[(1, 78166875), (3, 26055625), (5, 15633375), (15, 5211125), (25, 3126675), (47, 1663125), (75, 1042225), (125, 625335), (141, 554375), (235, 332625), (375, 208445), (625, 125067), (705, 110875), (887, 88125), (1175, 66525), (1875, 41689), (2661, 29375), (3525, 22175), (4435, 17625), (5875, 13305)]