25781290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4679}}^1$

素因数の和:4734

約数の個数: 32

約数和(自身を含む): 50544000

約数和(自身を除く): 24762710

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 4679, 5510, 9358, 23395, 46790, 88901, 135691, 177802, 271382, 444505, 678455, 889010, 1356910, 2578129, 5156258, 12890645, 25781290]

約数ペア:

[(1, 25781290), (2, 12890645), (5, 5156258), (10, 2578129), (19, 1356910), (29, 889010), (38, 678455), (58, 444505), (95, 271382), (145, 177802), (190, 135691), (290, 88901), (551, 46790), (1102, 23395), (2755, 9358), (4679, 5510)]