2100082900

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{337}}^1\times {\mathrm{617}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 4623438456

約数和(自身を除く): 2523355556

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 202, 337, 404, 505, 617, 674, 1010, 1234, 1348, 1685, 2020, 2468, 2525, 3085, 3370, 5050, 6170, 6740, 8425, 10100, 12340, 15425, 16850, 30850, 33700, 34037, 61700, 62317, 68074, 124634, 136148, 170185, 207929, 249268, 311585, 340370, 415858, 623170, 680740, 831716, 850925, 1039645, 1246340, 1557925, 1701850, 2079290, 3115850, 3403700, 4158580, 5198225, 6231700, 10396450, 20792900, 21000829, 42001658, 84003316, 105004145, 210008290, 420016580, 525020725, 1050041450, 2100082900]

約数ペア:

[(1, 2100082900), (2, 1050041450), (4, 525020725), (5, 420016580), (10, 210008290), (20, 105004145), (25, 84003316), (50, 42001658), (100, 21000829), (101, 20792900), (202, 10396450), (337, 6231700), (404, 5198225), (505, 4158580), (617, 3403700), (674, 3115850), (1010, 2079290), (1234, 1701850), (1348, 1557925), (1685, 1246340), (2020, 1039645), (2468, 850925), (2525, 831716), (3085, 680740), (3370, 623170), (5050, 415858), (6170, 340370), (6740, 311585), (8425, 249268), (10100, 207929), (12340, 170185), (15425, 136148), (16850, 124634), (30850, 68074), (33700, 62317), (34037, 61700)]