25191620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74093}}^1$

素因数の和:74119

約数の個数: 24

約数和(自身を含む): 56015064

約数和(自身を除く): 30823444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 74093, 148186, 296372, 370465, 740930, 1259581, 1481860, 2519162, 5038324, 6297905, 12595810, 25191620]

約数ペア:

[(1, 25191620), (2, 12595810), (4, 6297905), (5, 5038324), (10, 2519162), (17, 1481860), (20, 1259581), (34, 740930), (68, 370465), (85, 296372), (170, 148186), (340, 74093)]