159616280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97327}}^1$

素因数の和:97379

約数の個数: 32

約数和(自身を含む): 367899840

約数和(自身を除く): 208283560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 97327, 194654, 389308, 486635, 778616, 973270, 1946540, 3893080, 3990407, 7980814, 15961628, 19952035, 31923256, 39904070, 79808140, 159616280]

約数ペア:

[(1, 159616280), (2, 79808140), (4, 39904070), (5, 31923256), (8, 19952035), (10, 15961628), (20, 7980814), (40, 3990407), (41, 3893080), (82, 1946540), (164, 973270), (205, 778616), (328, 486635), (410, 389308), (820, 194654), (1640, 97327)]