51988660

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{19843}}^1$

素因数の和:19983

約数の個数: 24

約数和(自身を含む): 110015136

約数和(自身を除く): 58026476

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 19843, 39686, 79372, 99215, 198430, 396860, 2599433, 5198866, 10397732, 12997165, 25994330, 51988660]

約数ペア:

[(1, 51988660), (2, 25994330), (4, 12997165), (5, 10397732), (10, 5198866), (20, 2599433), (131, 396860), (262, 198430), (524, 99215), (655, 79372), (1310, 39686), (2620, 19843)]