39920425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 52476800

約数和(自身を除く): 12556375

約数列:

[1, 5, 19, 25, 95, 229, 367, 475, 1145, 1835, 4351, 5725, 6973, 9175, 21755, 34865, 84043, 108775, 174325, 420215, 1596817, 2101075, 7984085, 39920425]

約数ペア:

[(1, 39920425), (5, 7984085), (19, 2101075), (25, 1596817), (95, 420215), (229, 174325), (367, 108775), (475, 84043), (1145, 34865), (1835, 21755), (4351, 9175), (5725, 6973)]