86958025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 135705600

約数和(自身を除く): 48747575

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 199, 227, 275, 385, 995, 1135, 1393, 1589, 1925, 2189, 2497, 4975, 5675, 6965, 7945, 10945, 12485, 15323, 17479, 34825, 39725, 45173, 54725, 62425, 76615, 87395, 225865, 316211, 383075, 436975, 496903, 1129325, 1581055, 2484515, 3478321, 7905275, 12422575, 17391605, 86958025]

約数ペア:

[(1, 86958025), (5, 17391605), (7, 12422575), (11, 7905275), (25, 3478321), (35, 2484515), (55, 1581055), (77, 1129325), (175, 496903), (199, 436975), (227, 383075), (275, 316211), (385, 225865), (995, 87395), (1135, 76615), (1393, 62425), (1589, 54725), (1925, 45173), (2189, 39725), (2497, 34825), (4975, 17479), (5675, 15323), (6965, 12485), (7945, 10945)]