85615020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{475639}}^1$

素因数の和:475654

約数の個数: 36

約数和(自身を含む): 259699440

約数和(自身を除く): 174084420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 475639, 951278, 1426917, 1902556, 2378195, 2853834, 4280751, 4756390, 5707668, 7134585, 8561502, 9512780, 14269170, 17123004, 21403755, 28538340, 42807510, 85615020]

約数ペア:

[(1, 85615020), (2, 42807510), (3, 28538340), (4, 21403755), (5, 17123004), (6, 14269170), (9, 9512780), (10, 8561502), (12, 7134585), (15, 5707668), (18, 4756390), (20, 4280751), (30, 2853834), (36, 2378195), (45, 1902556), (60, 1426917), (90, 951278), (180, 475639)]