25508725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 37319040

約数和(自身を除く): 11810315

約数列:

[1, 5, 11, 23, 25, 37, 55, 109, 115, 185, 253, 275, 407, 545, 575, 851, 925, 1199, 1265, 2035, 2507, 2725, 4033, 4255, 5995, 6325, 9361, 10175, 12535, 20165, 21275, 27577, 29975, 44363, 46805, 62675, 92759, 100825, 137885, 221815, 234025, 463795, 689425, 1020349, 1109075, 2318975, 5101745, 25508725]

約数ペア:

[(1, 25508725), (5, 5101745), (11, 2318975), (23, 1109075), (25, 1020349), (37, 689425), (55, 463795), (109, 234025), (115, 221815), (185, 137885), (253, 100825), (275, 92759), (407, 62675), (545, 46805), (575, 44363), (851, 29975), (925, 27577), (1199, 21275), (1265, 20165), (2035, 12535), (2507, 10175), (2725, 9361), (4033, 6325), (4255, 5995)]