51220125

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{4139}}^1$

素因数の和:4171

約数の個数: 48

約数和(自身を含む): 100751040

約数和(自身を除く): 49530915

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 825, 1125, 1375, 2475, 4125, 4139, 12375, 12417, 20695, 37251, 45529, 62085, 103475, 136587, 186255, 227645, 310425, 409761, 517375, 682935, 931275, 1138225, 1552125, 2048805, 3414675, 4656375, 5691125, 10244025, 17073375, 51220125]

約数ペア:

[(1, 51220125), (3, 17073375), (5, 10244025), (9, 5691125), (11, 4656375), (15, 3414675), (25, 2048805), (33, 1552125), (45, 1138225), (55, 931275), (75, 682935), (99, 517375), (125, 409761), (165, 310425), (225, 227645), (275, 186255), (375, 136587), (495, 103475), (825, 62085), (1125, 45529), (1375, 37251), (2475, 20695), (4125, 12417), (4139, 12375)]