992870125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 1429069824

約数和(自身を除く): 436199699

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 127, 221, 283, 325, 425, 635, 1105, 1415, 1625, 1651, 2125, 2159, 3175, 3679, 4811, 5525, 7075, 8255, 10795, 15875, 18395, 24055, 27625, 28067, 35375, 35941, 41275, 53975, 62543, 91975, 120275, 140335, 179705, 206375, 269875, 312715, 459875, 467233, 601375, 610997, 701675, 898525, 1563575, 2336165, 3054985, 3508375, 4492625, 7817875, 7942961, 11680825, 15274925, 39714805, 58404125, 76374625, 198574025, 992870125]

約数ペア:

[(1, 992870125), (5, 198574025), (13, 76374625), (17, 58404125), (25, 39714805), (65, 15274925), (85, 11680825), (125, 7942961), (127, 7817875), (221, 4492625), (283, 3508375), (325, 3054985), (425, 2336165), (635, 1563575), (1105, 898525), (1415, 701675), (1625, 610997), (1651, 601375), (2125, 467233), (2159, 459875), (3175, 312715), (3679, 269875), (4811, 206375), (5525, 179705), (7075, 140335), (8255, 120275), (10795, 91975), (15875, 62543), (18395, 53975), (24055, 41275), (27625, 35941), (28067, 35375)]