131032825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1583}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 207415296

約数和(自身を除く): 76382471

約数列:

[1, 5, 7, 11, 25, 35, 43, 55, 77, 175, 215, 275, 301, 385, 473, 1075, 1505, 1583, 1925, 2365, 3311, 7525, 7915, 11081, 11825, 16555, 17413, 39575, 55405, 68069, 82775, 87065, 121891, 277025, 340345, 435325, 476483, 609455, 748759, 1701725, 2382415, 3047275, 3743795, 5241313, 11912075, 18718975, 26206565, 131032825]

約数ペア:

[(1, 131032825), (5, 26206565), (7, 18718975), (11, 11912075), (25, 5241313), (35, 3743795), (43, 3047275), (55, 2382415), (77, 1701725), (175, 748759), (215, 609455), (275, 476483), (301, 435325), (385, 340345), (473, 277025), (1075, 121891), (1505, 87065), (1583, 82775), (1925, 68069), (2365, 55405), (3311, 39575), (7525, 17413), (7915, 16555), (11081, 11825)]