40620225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31859}}^1$

素因数の和:31889

約数の個数: 24

約数和(自身を含む): 71111520

約数和(自身を除く): 30491295

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 31859, 95577, 159295, 477885, 541603, 796475, 1624809, 2389425, 2708015, 8124045, 13540075, 40620225]

約数ペア:

[(1, 40620225), (3, 13540075), (5, 8124045), (15, 2708015), (17, 2389425), (25, 1624809), (51, 796475), (75, 541603), (85, 477885), (255, 159295), (425, 95577), (1275, 31859)]