220584675

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 374761728

約数和(自身を除く): 154177053

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 211, 263, 265, 633, 789, 795, 1055, 1315, 1325, 3165, 3945, 3975, 5275, 6575, 11183, 13939, 15825, 19725, 33549, 41817, 55493, 55915, 69695, 166479, 167745, 209085, 277465, 279575, 348475, 832395, 838725, 1045425, 1387325, 2941129, 4161975, 8823387, 14705645, 44116935, 73528225, 220584675]

約数ペア:

[(1, 220584675), (3, 73528225), (5, 44116935), (15, 14705645), (25, 8823387), (53, 4161975), (75, 2941129), (159, 1387325), (211, 1045425), (263, 838725), (265, 832395), (633, 348475), (789, 279575), (795, 277465), (1055, 209085), (1315, 167745), (1325, 166479), (3165, 69695), (3945, 55915), (3975, 55493), (5275, 41817), (6575, 33549), (11183, 19725), (13939, 15825)]