20191356050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1\times {\mathrm{1571}}^1$

素因数の和:1848

約数の個数: 96

約数和(自身を含む): 40279921920

約数和(自身を除く): 20088565870

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 83, 95, 163, 166, 190, 326, 415, 475, 815, 830, 950, 1571, 1577, 1630, 2075, 3097, 3142, 3154, 4075, 4150, 6194, 7855, 7885, 8150, 13529, 15485, 15710, 15770, 27058, 29849, 30970, 39275, 39425, 59698, 67645, 77425, 78550, 78850, 130393, 135290, 149245, 154850, 256073, 257051, 260786, 298490, 338225, 512146, 514102, 651965, 676450, 746225, 1280365, 1285255, 1303930, 1492450, 2477467, 2560730, 2570510, 3259825, 4865387, 4954934, 6401825, 6426275, 6519650, 9730774, 12387335, 12803650, 12852550, 21254059, 24326935, 24774670, 42508118, 48653870, 61936675, 106270295, 121634675, 123873350, 212540590, 243269350, 403827121, 531351475, 807654242, 1062702950, 2019135605, 4038271210, 10095678025, 20191356050]

約数ペア:

[(1, 20191356050), (2, 10095678025), (5, 4038271210), (10, 2019135605), (19, 1062702950), (25, 807654242), (38, 531351475), (50, 403827121), (83, 243269350), (95, 212540590), (163, 123873350), (166, 121634675), (190, 106270295), (326, 61936675), (415, 48653870), (475, 42508118), (815, 24774670), (830, 24326935), (950, 21254059), (1571, 12852550), (1577, 12803650), (1630, 12387335), (2075, 9730774), (3097, 6519650), (3142, 6426275), (3154, 6401825), (4075, 4954934), (4150, 4865387), (6194, 3259825), (7855, 2570510), (7885, 2560730), (8150, 2477467), (13529, 1492450), (15485, 1303930), (15710, 1285255), (15770, 1280365), (27058, 746225), (29849, 676450), (30970, 651965), (39275, 514102), (39425, 512146), (59698, 338225), (67645, 298490), (77425, 260786), (78550, 257051), (78850, 256073), (130393, 154850), (135290, 149245)]