51804680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{30119}}^1$

素因数の和:30173

約数の個数: 32

約数和(自身を含む): 119275200

約数和(自身を除く): 67470520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 30119, 60238, 120476, 150595, 240952, 301190, 602380, 1204760, 1295117, 2590234, 5180468, 6475585, 10360936, 12951170, 25902340, 51804680]

約数ペア:

[(1, 51804680), (2, 25902340), (4, 12951170), (5, 10360936), (8, 6475585), (10, 5180468), (20, 2590234), (40, 1295117), (43, 1204760), (86, 602380), (172, 301190), (215, 240952), (344, 150595), (430, 120476), (860, 60238), (1720, 30119)]