128698625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 180590592

約数和(自身を除く): 51891967

約数列:

[1, 5, 11, 25, 55, 67, 121, 125, 127, 275, 335, 605, 635, 737, 1375, 1397, 1675, 3025, 3175, 3685, 6985, 8107, 8375, 8509, 15125, 15367, 15875, 18425, 34925, 40535, 42545, 76835, 92125, 93599, 174625, 202675, 212725, 384175, 467995, 1013375, 1029589, 1063625, 1920875, 2339975, 5147945, 11699875, 25739725, 128698625]

約数ペア:

[(1, 128698625), (5, 25739725), (11, 11699875), (25, 5147945), (55, 2339975), (67, 1920875), (121, 1063625), (125, 1029589), (127, 1013375), (275, 467995), (335, 384175), (605, 212725), (635, 202675), (737, 174625), (1375, 93599), (1397, 92125), (1675, 76835), (3025, 42545), (3175, 40535), (3685, 34925), (6985, 18425), (8107, 15875), (8375, 15367), (8509, 15125)]