25521675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 45970272

約数和(自身を除く): 20448597

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 75, 85, 111, 185, 255, 425, 541, 555, 629, 925, 1275, 1623, 1887, 2705, 2775, 3145, 8115, 9197, 9435, 13525, 15725, 20017, 27591, 40575, 45985, 47175, 60051, 100085, 137955, 229925, 300255, 340289, 500425, 689775, 1020867, 1501275, 1701445, 5104335, 8507225, 25521675]

約数ペア:

[(1, 25521675), (3, 8507225), (5, 5104335), (15, 1701445), (17, 1501275), (25, 1020867), (37, 689775), (51, 500425), (75, 340289), (85, 300255), (111, 229925), (185, 137955), (255, 100085), (425, 60051), (541, 47175), (555, 45985), (629, 40575), (925, 27591), (1275, 20017), (1623, 15725), (1887, 13525), (2705, 9435), (2775, 9197), (3145, 8115)]