25665525

素因数分解:

$3^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 48211200

約数和(自身を除く): 22545675

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 135, 141, 225, 235, 423, 675, 705, 809, 1175, 1269, 2115, 2427, 3525, 4045, 6345, 7281, 10575, 12135, 20225, 21843, 31725, 36405, 38023, 60675, 109215, 114069, 182025, 190115, 342207, 546075, 570345, 950575, 1026621, 1711035, 2851725, 5133105, 8555175, 25665525]

約数ペア:

[(1, 25665525), (3, 8555175), (5, 5133105), (9, 2851725), (15, 1711035), (25, 1026621), (27, 950575), (45, 570345), (47, 546075), (75, 342207), (135, 190115), (141, 182025), (225, 114069), (235, 109215), (423, 60675), (675, 38023), (705, 36405), (809, 31725), (1175, 21843), (1269, 20225), (2115, 12135), (2427, 10575), (3525, 7281), (4045, 6345)]