51539900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{5791}}^1$

素因数の和:5894

約数の個数: 36

約数和(自身を含む): 113117760

約数和(自身を除く): 61577860

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 4450, 5791, 8900, 11582, 23164, 28955, 57910, 115820, 144775, 289550, 515399, 579100, 1030798, 2061596, 2576995, 5153990, 10307980, 12884975, 25769950, 51539900]

約数ペア:

[(1, 51539900), (2, 25769950), (4, 12884975), (5, 10307980), (10, 5153990), (20, 2576995), (25, 2061596), (50, 1030798), (89, 579100), (100, 515399), (178, 289550), (356, 144775), (445, 115820), (890, 57910), (1780, 28955), (2225, 23164), (4450, 11582), (5791, 8900)]