201313550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2381}}^1$

素因数の和:2501

約数の個数: 48

約数和(自身を含む): 398746800

約数和(自身を除く): 197433250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 178, 190, 445, 475, 890, 950, 1691, 2225, 2381, 3382, 4450, 4762, 8455, 11905, 16910, 23810, 42275, 45239, 59525, 84550, 90478, 119050, 211909, 226195, 423818, 452390, 1059545, 1130975, 2119090, 2261950, 4026271, 5297725, 8052542, 10595450, 20131355, 40262710, 100656775, 201313550]

約数ペア:

[(1, 201313550), (2, 100656775), (5, 40262710), (10, 20131355), (19, 10595450), (25, 8052542), (38, 5297725), (50, 4026271), (89, 2261950), (95, 2119090), (178, 1130975), (190, 1059545), (445, 452390), (475, 423818), (890, 226195), (950, 211909), (1691, 119050), (2225, 90478), (2381, 84550), (3382, 59525), (4450, 45239), (4762, 42275), (8455, 23810), (11905, 16910)]