155398625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1109}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 207792000

約数和(自身を除く): 52393375

約数列:

[1, 5, 19, 25, 59, 95, 125, 295, 475, 1109, 1121, 1475, 2375, 5545, 5605, 7375, 21071, 27725, 28025, 65431, 105355, 138625, 140125, 327155, 526775, 1243189, 1635775, 2633875, 6215945, 8178875, 31079725, 155398625]

約数ペア:

[(1, 155398625), (5, 31079725), (19, 8178875), (25, 6215945), (59, 2633875), (95, 1635775), (125, 1243189), (295, 526775), (475, 327155), (1109, 140125), (1121, 138625), (1475, 105355), (2375, 65431), (5545, 28025), (5605, 27725), (7375, 21071)]