25788175

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 39283200

約数和(自身を除く): 13495025

約数列:

[1, 5, 7, 23, 25, 35, 43, 115, 149, 161, 175, 215, 301, 575, 745, 805, 989, 1043, 1075, 1505, 3427, 3725, 4025, 4945, 5215, 6407, 6923, 7525, 17135, 23989, 24725, 26075, 32035, 34615, 44849, 85675, 119945, 147361, 160175, 173075, 224245, 599725, 736805, 1031527, 1121225, 3684025, 5157635, 25788175]

約数ペア:

[(1, 25788175), (5, 5157635), (7, 3684025), (23, 1121225), (25, 1031527), (35, 736805), (43, 599725), (115, 224245), (149, 173075), (161, 160175), (175, 147361), (215, 119945), (301, 85675), (575, 44849), (745, 34615), (805, 32035), (989, 26075), (1043, 24725), (1075, 23989), (1505, 17135), (3427, 7525), (3725, 6923), (4025, 6407), (4945, 5215)]