98972800

素因数分解:

$2^7\times 5^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 247300020

約数和(自身を除く): 148327220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 157, 160, 197, 200, 314, 320, 394, 400, 628, 640, 785, 788, 800, 985, 1256, 1570, 1576, 1600, 1970, 2512, 3140, 3152, 3200, 3925, 3940, 4925, 5024, 6280, 6304, 7850, 7880, 9850, 10048, 12560, 12608, 15700, 15760, 19700, 20096, 25120, 25216, 30929, 31400, 31520, 39400, 50240, 61858, 62800, 63040, 78800, 100480, 123716, 125600, 126080, 154645, 157600, 247432, 251200, 309290, 315200, 494864, 502400, 618580, 630400, 773225, 989728, 1237160, 1546450, 1979456, 2474320, 3092900, 3958912, 4948640, 6185800, 9897280, 12371600, 19794560, 24743200, 49486400, 98972800]

約数ペア:

[(1, 98972800), (2, 49486400), (4, 24743200), (5, 19794560), (8, 12371600), (10, 9897280), (16, 6185800), (20, 4948640), (25, 3958912), (32, 3092900), (40, 2474320), (50, 1979456), (64, 1546450), (80, 1237160), (100, 989728), (128, 773225), (157, 630400), (160, 618580), (197, 502400), (200, 494864), (314, 315200), (320, 309290), (394, 251200), (400, 247432), (628, 157600), (640, 154645), (785, 126080), (788, 125600), (800, 123716), (985, 100480), (1256, 78800), (1570, 63040), (1576, 62800), (1600, 61858), (1970, 50240), (2512, 39400), (3140, 31520), (3152, 31400), (3200, 30929), (3925, 25216), (3940, 25120), (4925, 20096), (5024, 19700), (6280, 15760), (6304, 15700), (7850, 12608), (7880, 12560), (9850, 10048)]