126395200

素因数分解:

$2^6\times 5^2\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:620

約数の個数: 84

約数和(自身を含む): 313369452

約数和(自身を除く): 186974252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 197, 200, 320, 394, 400, 401, 788, 800, 802, 985, 1576, 1600, 1604, 1970, 2005, 3152, 3208, 3940, 4010, 4925, 6304, 6416, 7880, 8020, 9850, 10025, 12608, 12832, 15760, 16040, 19700, 20050, 25664, 31520, 32080, 39400, 40100, 63040, 64160, 78800, 78997, 80200, 128320, 157600, 157994, 160400, 315200, 315988, 320800, 394985, 631976, 641600, 789970, 1263952, 1579940, 1974925, 2527904, 3159880, 3949850, 5055808, 6319760, 7899700, 12639520, 15799400, 25279040, 31598800, 63197600, 126395200]

約数ペア:

[(1, 126395200), (2, 63197600), (4, 31598800), (5, 25279040), (8, 15799400), (10, 12639520), (16, 7899700), (20, 6319760), (25, 5055808), (32, 3949850), (40, 3159880), (50, 2527904), (64, 1974925), (80, 1579940), (100, 1263952), (160, 789970), (197, 641600), (200, 631976), (320, 394985), (394, 320800), (400, 315988), (401, 315200), (788, 160400), (800, 157994), (802, 157600), (985, 128320), (1576, 80200), (1600, 78997), (1604, 78800), (1970, 64160), (2005, 63040), (3152, 40100), (3208, 39400), (3940, 32080), (4010, 31520), (4925, 25664), (6304, 20050), (6416, 19700), (7880, 16040), (8020, 15760), (9850, 12832), (10025, 12608)]