144587975

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 226713168

約数和(自身を除く): 82125193

約数列:

[1, 5, 7, 17, 25, 35, 49, 53, 85, 119, 131, 175, 245, 265, 371, 425, 595, 655, 833, 901, 917, 1225, 1325, 1855, 2227, 2597, 2975, 3275, 4165, 4505, 4585, 6307, 6419, 6943, 9275, 11135, 12985, 15589, 20825, 22525, 22925, 31535, 32095, 34715, 44149, 48601, 55675, 64925, 77945, 109123, 118031, 157675, 160475, 173575, 220745, 243005, 340207, 389725, 545615, 590155, 826217, 1103725, 1215025, 1701035, 2728075, 2950775, 4131085, 5783519, 8505175, 20655425, 28917595, 144587975]

約数ペア:

[(1, 144587975), (5, 28917595), (7, 20655425), (17, 8505175), (25, 5783519), (35, 4131085), (49, 2950775), (53, 2728075), (85, 1701035), (119, 1215025), (131, 1103725), (175, 826217), (245, 590155), (265, 545615), (371, 389725), (425, 340207), (595, 243005), (655, 220745), (833, 173575), (901, 160475), (917, 157675), (1225, 118031), (1325, 109123), (1855, 77945), (2227, 64925), (2597, 55675), (2975, 48601), (3275, 44149), (4165, 34715), (4505, 32095), (4585, 31535), (6307, 22925), (6419, 22525), (6943, 20825), (9275, 15589), (11135, 12985)]