77638125

素因数分解:

$3^1\times 5^4\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:951

約数の個数: 40

約数和(自身を含む): 132257664

約数和(自身を除く): 54619539

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 235, 375, 625, 705, 881, 1175, 1875, 2643, 3525, 4405, 5875, 13215, 17625, 22025, 29375, 41407, 66075, 88125, 110125, 124221, 207035, 330375, 550625, 621105, 1035175, 1651875, 3105525, 5175875, 15527625, 25879375, 77638125]

約数ペア:

[(1, 77638125), (3, 25879375), (5, 15527625), (15, 5175875), (25, 3105525), (47, 1651875), (75, 1035175), (125, 621105), (141, 550625), (235, 330375), (375, 207035), (625, 124221), (705, 110125), (881, 88125), (1175, 66075), (1875, 41407), (2643, 29375), (3525, 22025), (4405, 17625), (5875, 13215)]