208027725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{977}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 366726528

約数和(自身を除く): 158698803

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 167, 255, 425, 501, 835, 977, 1275, 2505, 2839, 2931, 4175, 4885, 8517, 12525, 14195, 14655, 16609, 24425, 42585, 49827, 70975, 73275, 83045, 163159, 212925, 249135, 415225, 489477, 815795, 1245675, 2447385, 2773703, 4078975, 8321109, 12236925, 13868515, 41605545, 69342575, 208027725]

約数ペア:

[(1, 208027725), (3, 69342575), (5, 41605545), (15, 13868515), (17, 12236925), (25, 8321109), (51, 4078975), (75, 2773703), (85, 2447385), (167, 1245675), (255, 815795), (425, 489477), (501, 415225), (835, 249135), (977, 212925), (1275, 163159), (2505, 83045), (2839, 73275), (2931, 70975), (4175, 49827), (4885, 42585), (8517, 24425), (12525, 16609), (14195, 14655)]