81216250595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1\times {\mathrm{8461}}^1$

素因数の和:9843

約数の個数: 32

約数和(自身を含む): 103981056000

約数和(自身を除く): 22764805405

約数列:

[1, 5, 19, 79, 95, 395, 1279, 1501, 6395, 7505, 8461, 24301, 42305, 101041, 121505, 160759, 505205, 668419, 803795, 1919779, 3342095, 9598895, 10821619, 12699961, 54108095, 63499805, 205610761, 854907901, 1028053805, 4274539505, 16243250119, 81216250595]

約数ペア:

[(1, 81216250595), (5, 16243250119), (19, 4274539505), (79, 1028053805), (95, 854907901), (395, 205610761), (1279, 63499805), (1501, 54108095), (6395, 12699961), (7505, 10821619), (8461, 9598895), (24301, 3342095), (42305, 1919779), (101041, 803795), (121505, 668419), (160759, 505205)]