40900100

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7717}}^1$

素因数の和:7784

約数の個数: 36

約数和(自身を含む): 90439524

約数和(自身を除く): 49539424

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 7717, 15434, 30868, 38585, 77170, 154340, 192925, 385850, 409001, 771700, 818002, 1636004, 2045005, 4090010, 8180020, 10225025, 20450050, 40900100]

約数ペア:

[(1, 40900100), (2, 20450050), (4, 10225025), (5, 8180020), (10, 4090010), (20, 2045005), (25, 1636004), (50, 818002), (53, 771700), (100, 409001), (106, 385850), (212, 192925), (265, 154340), (530, 77170), (1060, 38585), (1325, 30868), (2650, 15434), (5300, 7717)]