15230875

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 22407840

約数和(自身を除く): 7176965

約数列:

[1, 5, 11, 19, 25, 53, 55, 95, 121, 125, 209, 265, 275, 475, 583, 605, 1007, 1045, 1325, 1375, 2299, 2375, 2915, 3025, 5035, 5225, 6413, 6625, 11077, 11495, 14575, 15125, 25175, 26125, 32065, 55385, 57475, 72875, 121847, 125875, 160325, 276925, 287375, 609235, 801625, 1384625, 3046175, 15230875]

約数ペア:

[(1, 15230875), (5, 3046175), (11, 1384625), (19, 801625), (25, 609235), (53, 287375), (55, 276925), (95, 160325), (121, 125875), (125, 121847), (209, 72875), (265, 57475), (275, 55385), (475, 32065), (583, 26125), (605, 25175), (1007, 15125), (1045, 14575), (1325, 11495), (1375, 11077), (2299, 6625), (2375, 6413), (2915, 5225), (3025, 5035)]