61378160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45131}}^1$

素因数の和:45161

約数の個数: 40

約数和(自身を含む): 151101936

約数和(自身を除く): 89723776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 45131, 90262, 180524, 225655, 361048, 451310, 722096, 767227, 902620, 1534454, 1805240, 3068908, 3610480, 3836135, 6137816, 7672270, 12275632, 15344540, 30689080, 61378160]

約数ペア:

[(1, 61378160), (2, 30689080), (4, 15344540), (5, 12275632), (8, 7672270), (10, 6137816), (16, 3836135), (17, 3610480), (20, 3068908), (34, 1805240), (40, 1534454), (68, 902620), (80, 767227), (85, 722096), (136, 451310), (170, 361048), (272, 225655), (340, 180524), (680, 90262), (1360, 45131)]