16326375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 31135104

約数和(自身を除く): 14808729

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 125, 195, 197, 221, 255, 325, 375, 425, 591, 663, 975, 985, 1105, 1275, 1625, 2125, 2561, 2955, 3315, 3349, 4875, 4925, 5525, 6375, 7683, 10047, 12805, 14775, 16575, 16745, 24625, 27625, 38415, 43537, 50235, 64025, 73875, 82875, 83725, 130611, 192075, 217685, 251175, 320125, 418625, 653055, 960375, 1088425, 1255875, 3265275, 5442125, 16326375]

約数ペア:

[(1, 16326375), (3, 5442125), (5, 3265275), (13, 1255875), (15, 1088425), (17, 960375), (25, 653055), (39, 418625), (51, 320125), (65, 251175), (75, 217685), (85, 192075), (125, 130611), (195, 83725), (197, 82875), (221, 73875), (255, 64025), (325, 50235), (375, 43537), (425, 38415), (591, 27625), (663, 24625), (975, 16745), (985, 16575), (1105, 14775), (1275, 12805), (1625, 10047), (2125, 7683), (2561, 6375), (2955, 5525), (3315, 4925), (3349, 4875)]