127356525

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^3$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 248119040

約数和(自身を除く): 120762515

約数列:

[1, 3, 5, 9, 15, 19, 25, 31, 45, 57, 75, 93, 95, 155, 171, 225, 279, 285, 465, 475, 589, 775, 855, 961, 1395, 1425, 1767, 2325, 2883, 2945, 4275, 4805, 5301, 6975, 8649, 8835, 14415, 14725, 18259, 24025, 26505, 29791, 43245, 44175, 54777, 72075, 89373, 91295, 132525, 148955, 164331, 216225, 268119, 273885, 446865, 456475, 566029, 744775, 821655, 1340595, 1369425, 1698087, 2234325, 2830145, 4108275, 5094261, 6702975, 8490435, 14150725, 25471305, 42452175, 127356525]

約数ペア:

[(1, 127356525), (3, 42452175), (5, 25471305), (9, 14150725), (15, 8490435), (19, 6702975), (25, 5094261), (31, 4108275), (45, 2830145), (57, 2234325), (75, 1698087), (93, 1369425), (95, 1340595), (155, 821655), (171, 744775), (225, 566029), (279, 456475), (285, 446865), (465, 273885), (475, 268119), (589, 216225), (775, 164331), (855, 148955), (961, 132525), (1395, 91295), (1425, 89373), (1767, 72075), (2325, 54777), (2883, 44175), (2945, 43245), (4275, 29791), (4805, 26505), (5301, 24025), (6975, 18259), (8649, 14725), (8835, 14415)]