581089100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{401}}^1$

素因数の和:795

約数の個数: 72

約数和(自身を含む): 1297344048

約数和(自身を除く): 716254948

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 337, 401, 430, 674, 802, 860, 1075, 1348, 1604, 1685, 2005, 2150, 3370, 4010, 4300, 6740, 8020, 8425, 10025, 14491, 16850, 17243, 20050, 28982, 33700, 34486, 40100, 57964, 68972, 72455, 86215, 135137, 144910, 172430, 270274, 289820, 344860, 362275, 431075, 540548, 675685, 724550, 862150, 1351370, 1449100, 1724300, 2702740, 3378425, 5810891, 6756850, 11621782, 13513700, 23243564, 29054455, 58108910, 116217820, 145272275, 290544550, 581089100]

約数ペア:

[(1, 581089100), (2, 290544550), (4, 145272275), (5, 116217820), (10, 58108910), (20, 29054455), (25, 23243564), (43, 13513700), (50, 11621782), (86, 6756850), (100, 5810891), (172, 3378425), (215, 2702740), (337, 1724300), (401, 1449100), (430, 1351370), (674, 862150), (802, 724550), (860, 675685), (1075, 540548), (1348, 431075), (1604, 362275), (1685, 344860), (2005, 289820), (2150, 270274), (3370, 172430), (4010, 144910), (4300, 135137), (6740, 86215), (8020, 72455), (8425, 68972), (10025, 57964), (14491, 40100), (16850, 34486), (17243, 33700), (20050, 28982)]