195688000

素因数分解:

$2^6\times 5^3\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:489

約数の個数: 112

約数和(自身を含む): 493794288

約数和(自身を除く): 298106288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 125, 160, 200, 244, 250, 305, 320, 400, 401, 488, 500, 610, 800, 802, 976, 1000, 1220, 1525, 1600, 1604, 1952, 2000, 2005, 2440, 3050, 3208, 3904, 4000, 4010, 4880, 6100, 6416, 7625, 8000, 8020, 9760, 10025, 12200, 12832, 15250, 16040, 19520, 20050, 24400, 24461, 25664, 30500, 32080, 40100, 48800, 48922, 50125, 61000, 64160, 80200, 97600, 97844, 100250, 122000, 122305, 128320, 160400, 195688, 200500, 244000, 244610, 320800, 391376, 401000, 488000, 489220, 611525, 641600, 782752, 802000, 978440, 1223050, 1565504, 1604000, 1956880, 2446100, 3057625, 3208000, 3913760, 4892200, 6115250, 7827520, 9784400, 12230500, 19568800, 24461000, 39137600, 48922000, 97844000, 195688000]

約数ペア:

[(1, 195688000), (2, 97844000), (4, 48922000), (5, 39137600), (8, 24461000), (10, 19568800), (16, 12230500), (20, 9784400), (25, 7827520), (32, 6115250), (40, 4892200), (50, 3913760), (61, 3208000), (64, 3057625), (80, 2446100), (100, 1956880), (122, 1604000), (125, 1565504), (160, 1223050), (200, 978440), (244, 802000), (250, 782752), (305, 641600), (320, 611525), (400, 489220), (401, 488000), (488, 401000), (500, 391376), (610, 320800), (800, 244610), (802, 244000), (976, 200500), (1000, 195688), (1220, 160400), (1525, 128320), (1600, 122305), (1604, 122000), (1952, 100250), (2000, 97844), (2005, 97600), (2440, 80200), (3050, 64160), (3208, 61000), (3904, 50125), (4000, 48922), (4010, 48800), (4880, 40100), (6100, 32080), (6416, 30500), (7625, 25664), (8000, 24461), (8020, 24400), (9760, 20050), (10025, 19520), (12200, 16040), (12832, 15250)]