39820100

素因数分解:

$2^2\times 5^2\times {\mathrm{491}}^1\times {\mathrm{811}}^1$

素因数の和:1316

約数の個数: 36

約数和(自身を含む): 86692368

約数和(自身を除く): 46872268

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 491, 811, 982, 1622, 1964, 2455, 3244, 4055, 4910, 8110, 9820, 12275, 16220, 20275, 24550, 40550, 49100, 81100, 398201, 796402, 1592804, 1991005, 3982010, 7964020, 9955025, 19910050, 39820100]

約数ペア:

[(1, 39820100), (2, 19910050), (4, 9955025), (5, 7964020), (10, 3982010), (20, 1991005), (25, 1592804), (50, 796402), (100, 398201), (491, 81100), (811, 49100), (982, 40550), (1622, 24550), (1964, 20275), (2455, 16220), (3244, 12275), (4055, 9820), (4910, 8110)]