16265025

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 34819200

約数和(自身を除く): 18554175

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 105, 115, 161, 175, 207, 225, 315, 345, 449, 483, 525, 575, 805, 1035, 1347, 1449, 1575, 1725, 2245, 2415, 3143, 4025, 4041, 5175, 6735, 7245, 9429, 10327, 11225, 12075, 15715, 20205, 28287, 30981, 33675, 36225, 47145, 51635, 72289, 78575, 92943, 101025, 141435, 154905, 216867, 235725, 258175, 361445, 464715, 650601, 707175, 774525, 1084335, 1807225, 2323575, 3253005, 5421675, 16265025]

約数ペア:

[(1, 16265025), (3, 5421675), (5, 3253005), (7, 2323575), (9, 1807225), (15, 1084335), (21, 774525), (23, 707175), (25, 650601), (35, 464715), (45, 361445), (63, 258175), (69, 235725), (75, 216867), (105, 154905), (115, 141435), (161, 101025), (175, 92943), (207, 78575), (225, 72289), (315, 51635), (345, 47145), (449, 36225), (483, 33675), (525, 30981), (575, 28287), (805, 20205), (1035, 15715), (1347, 12075), (1449, 11225), (1575, 10327), (1725, 9429), (2245, 7245), (2415, 6735), (3143, 5175), (4025, 4041)]