16241225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 27706560

約数和(自身を除く): 11465335

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 59, 65, 77, 91, 121, 143, 175, 275, 295, 325, 385, 413, 455, 605, 649, 715, 767, 847, 1001, 1475, 1573, 1925, 2065, 2275, 3025, 3245, 3575, 3835, 4235, 4543, 5005, 5369, 7139, 7865, 8437, 10325, 11011, 16225, 19175, 21175, 22715, 25025, 26845, 35695, 39325, 42185, 49973, 55055, 59059, 92807, 113575, 134225, 178475, 210925, 249865, 275275, 295295, 464035, 649649, 1249325, 1476475, 2320175, 3248245, 16241225]

約数ペア:

[(1, 16241225), (5, 3248245), (7, 2320175), (11, 1476475), (13, 1249325), (25, 649649), (35, 464035), (55, 295295), (59, 275275), (65, 249865), (77, 210925), (91, 178475), (121, 134225), (143, 113575), (175, 92807), (275, 59059), (295, 55055), (325, 49973), (385, 42185), (413, 39325), (455, 35695), (605, 26845), (649, 25025), (715, 22715), (767, 21175), (847, 19175), (1001, 16225), (1475, 11011), (1573, 10325), (1925, 8437), (2065, 7865), (2275, 7139), (3025, 5369), (3245, 5005), (3575, 4543), (3835, 4235)]