66687375

素因数分解:

$3^1\times 5^3\times {\mathrm{163}}^1\times {\mathrm{1091}}^1$

素因数の和:1272

約数の個数: 32

約数和(自身を含む): 111750912

約数和(自身を除く): 45063537

約数列:

[1, 3, 5, 15, 25, 75, 125, 163, 375, 489, 815, 1091, 2445, 3273, 4075, 5455, 12225, 16365, 20375, 27275, 61125, 81825, 136375, 177833, 409125, 533499, 889165, 2667495, 4445825, 13337475, 22229125, 66687375]

約数ペア:

[(1, 66687375), (3, 22229125), (5, 13337475), (15, 4445825), (25, 2667495), (75, 889165), (125, 533499), (163, 409125), (375, 177833), (489, 136375), (815, 81825), (1091, 61125), (2445, 27275), (3273, 20375), (4075, 16365), (5455, 12225)]