64870100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{22369}}^1$

素因数の和:22412

約数の個数: 36

約数和(自身を含む): 145628700

約数和(自身を除く): 80758600

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 2900, 22369, 44738, 89476, 111845, 223690, 447380, 559225, 648701, 1118450, 1297402, 2236900, 2594804, 3243505, 6487010, 12974020, 16217525, 32435050, 64870100]

約数ペア:

[(1, 64870100), (2, 32435050), (4, 16217525), (5, 12974020), (10, 6487010), (20, 3243505), (25, 2594804), (29, 2236900), (50, 1297402), (58, 1118450), (100, 648701), (116, 559225), (145, 447380), (290, 223690), (580, 111845), (725, 89476), (1450, 44738), (2900, 22369)]