25644585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 21357015

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 67, 79, 85, 95, 201, 237, 255, 285, 323, 335, 395, 969, 1005, 1139, 1185, 1273, 1343, 1501, 1615, 3417, 3819, 4029, 4503, 4845, 5293, 5695, 6365, 6715, 7505, 15879, 17085, 19095, 20145, 21641, 22515, 25517, 26465, 64923, 76551, 79395, 89981, 100567, 108205, 127585, 269943, 301701, 324615, 382755, 449905, 502835, 1349715, 1508505, 1709639, 5128917, 8548195, 25644585]

約数ペア:

[(1, 25644585), (3, 8548195), (5, 5128917), (15, 1709639), (17, 1508505), (19, 1349715), (51, 502835), (57, 449905), (67, 382755), (79, 324615), (85, 301701), (95, 269943), (201, 127585), (237, 108205), (255, 100567), (285, 89981), (323, 79395), (335, 76551), (395, 64923), (969, 26465), (1005, 25517), (1139, 22515), (1185, 21641), (1273, 20145), (1343, 19095), (1501, 17085), (1615, 15879), (3417, 7505), (3819, 6715), (4029, 6365), (4503, 5695), (4845, 5293)]