25571025

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 48121920

約数和(自身を除く): 22550895

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 881, 1075, 1161, 1935, 2643, 3225, 4405, 5805, 7929, 9675, 13215, 22025, 23787, 29025, 37883, 39645, 66075, 113649, 118935, 189415, 198225, 340947, 568245, 594675, 947075, 1022841, 1704735, 2841225, 5114205, 8523675, 25571025]

約数ペア:

[(1, 25571025), (3, 8523675), (5, 5114205), (9, 2841225), (15, 1704735), (25, 1022841), (27, 947075), (43, 594675), (45, 568245), (75, 340947), (129, 198225), (135, 189415), (215, 118935), (225, 113649), (387, 66075), (645, 39645), (675, 37883), (881, 29025), (1075, 23787), (1161, 22025), (1935, 13215), (2643, 9675), (3225, 7929), (4405, 5805)]