25916975

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 39426048

約数和(自身を除く): 13509073

約数列:

[1, 5, 7, 23, 25, 35, 47, 115, 137, 161, 175, 235, 329, 575, 685, 805, 959, 1081, 1175, 1645, 3151, 3425, 4025, 4795, 5405, 6439, 7567, 8225, 15755, 22057, 23975, 27025, 32195, 37835, 45073, 78775, 110285, 148097, 160975, 189175, 225365, 551425, 740485, 1036679, 1126825, 3702425, 5183395, 25916975]

約数ペア:

[(1, 25916975), (5, 5183395), (7, 3702425), (23, 1126825), (25, 1036679), (35, 740485), (47, 551425), (115, 225365), (137, 189175), (161, 160975), (175, 148097), (235, 110285), (329, 78775), (575, 45073), (685, 37835), (805, 32195), (959, 27025), (1081, 23975), (1175, 22057), (1645, 15755), (3151, 8225), (3425, 7567), (4025, 6439), (4795, 5405)]