53526280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21937}}^1$

素因数の和:22009

約数の個数: 32

約数和(自身を含む): 122414040

約数和(自身を除く): 68887760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 21937, 43874, 87748, 109685, 175496, 219370, 438740, 877480, 1338157, 2676314, 5352628, 6690785, 10705256, 13381570, 26763140, 53526280]

約数ペア:

[(1, 53526280), (2, 26763140), (4, 13381570), (5, 10705256), (8, 6690785), (10, 5352628), (20, 2676314), (40, 1338157), (61, 877480), (122, 438740), (244, 219370), (305, 175496), (488, 109685), (610, 87748), (1220, 43874), (2440, 21937)]