71505825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{3299}}^1$

素因数の和:3346

約数の個数: 36

約数和(自身を含む): 125624400

約数和(自身を除く): 54118575

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1445, 3299, 4335, 7225, 9897, 16495, 21675, 49485, 56083, 82475, 168249, 247425, 280415, 841245, 953411, 1402075, 2860233, 4206225, 4767055, 14301165, 23835275, 71505825]

約数ペア:

[(1, 71505825), (3, 23835275), (5, 14301165), (15, 4767055), (17, 4206225), (25, 2860233), (51, 1402075), (75, 953411), (85, 841245), (255, 280415), (289, 247425), (425, 168249), (867, 82475), (1275, 56083), (1445, 49485), (3299, 21675), (4335, 16495), (7225, 9897)]