78623875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 107947008

約数和(自身を除く): 29323133

約数列:

[1, 5, 11, 25, 55, 125, 211, 271, 275, 1055, 1355, 1375, 2321, 2981, 5275, 6775, 11605, 14905, 26375, 33875, 57181, 58025, 74525, 285905, 290125, 372625, 628991, 1429525, 3144955, 7147625, 15724775, 78623875]

約数ペア:

[(1, 78623875), (5, 15724775), (11, 7147625), (25, 3144955), (55, 1429525), (125, 628991), (211, 372625), (271, 290125), (275, 285905), (1055, 74525), (1355, 58025), (1375, 57181), (2321, 33875), (2981, 26375), (5275, 14905), (6775, 11605)]