87494720

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3851}}^1$

素因数の和:3939

約数の個数: 56

約数和(自身を含む): 211336128

約数和(自身を除く): 123841408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 3851, 4544, 5680, 7702, 11360, 15404, 19255, 22720, 30808, 38510, 61616, 77020, 123232, 154040, 246464, 273421, 308080, 546842, 616160, 1093684, 1232320, 1367105, 2187368, 2734210, 4374736, 5468420, 8749472, 10936840, 17498944, 21873680, 43747360, 87494720]

約数ペア:

[(1, 87494720), (2, 43747360), (4, 21873680), (5, 17498944), (8, 10936840), (10, 8749472), (16, 5468420), (20, 4374736), (32, 2734210), (40, 2187368), (64, 1367105), (71, 1232320), (80, 1093684), (142, 616160), (160, 546842), (284, 308080), (320, 273421), (355, 246464), (568, 154040), (710, 123232), (1136, 77020), (1420, 61616), (2272, 38510), (2840, 30808), (3851, 22720), (4544, 19255), (5680, 15404), (7702, 11360)]