28524225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 51078080

約数和(自身を除く): 22553855

約数列:

[1, 3, 5, 15, 19, 25, 37, 57, 75, 95, 111, 185, 285, 475, 541, 555, 703, 925, 1425, 1623, 2109, 2705, 2775, 3515, 8115, 10279, 10545, 13525, 17575, 20017, 30837, 40575, 51395, 52725, 60051, 100085, 154185, 256975, 300255, 380323, 500425, 770925, 1140969, 1501275, 1901615, 5704845, 9508075, 28524225]

約数ペア:

[(1, 28524225), (3, 9508075), (5, 5704845), (15, 1901615), (19, 1501275), (25, 1140969), (37, 770925), (57, 500425), (75, 380323), (95, 300255), (111, 256975), (185, 154185), (285, 100085), (475, 60051), (541, 52725), (555, 51395), (703, 40575), (925, 30837), (1425, 20017), (1623, 17575), (2109, 13525), (2705, 10545), (2775, 10279), (3515, 8115)]