15697538240

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{312451}}^1$

素因数の和:312625

約数の個数: 56

約数和(自身を含む): 37617970992

約数和(自身を除く): 21920432752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 10048, 12560, 25120, 50240, 312451, 624902, 1249804, 1562255, 2499608, 3124510, 4999216, 6249020, 9998432, 12498040, 19996864, 24996080, 49054807, 49992160, 98109614, 99984320, 196219228, 245274035, 392438456, 490548070, 784876912, 981096140, 1569753824, 1962192280, 3139507648, 3924384560, 7848769120, 15697538240]

約数ペア:

[(1, 15697538240), (2, 7848769120), (4, 3924384560), (5, 3139507648), (8, 1962192280), (10, 1569753824), (16, 981096140), (20, 784876912), (32, 490548070), (40, 392438456), (64, 245274035), (80, 196219228), (157, 99984320), (160, 98109614), (314, 49992160), (320, 49054807), (628, 24996080), (785, 19996864), (1256, 12498040), (1570, 9998432), (2512, 6249020), (3140, 4999216), (5024, 3124510), (6280, 2499608), (10048, 1562255), (12560, 1249804), (25120, 624902), (50240, 312451)]