40316775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 71495424

約数和(自身を除く): 31178649

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 103, 255, 307, 309, 425, 515, 921, 1275, 1535, 1545, 1751, 2575, 4605, 5219, 5253, 7675, 7725, 8755, 15657, 23025, 26095, 26265, 31621, 43775, 78285, 94863, 130475, 131325, 158105, 391425, 474315, 537557, 790525, 1612671, 2371575, 2687785, 8063355, 13438925, 40316775]

約数ペア:

[(1, 40316775), (3, 13438925), (5, 8063355), (15, 2687785), (17, 2371575), (25, 1612671), (51, 790525), (75, 537557), (85, 474315), (103, 391425), (255, 158105), (307, 131325), (309, 130475), (425, 94863), (515, 78285), (921, 43775), (1275, 31621), (1535, 26265), (1545, 26095), (1751, 23025), (2575, 15657), (4605, 8755), (5219, 7725), (5253, 7675)]