72528795

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2069}}^1$

素因数の和:2140

約数の個数: 48

約数和(自身を含む): 135626400

約数和(自身を除く): 63097605

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 615, 779, 855, 1845, 2069, 2337, 3895, 6207, 7011, 10345, 11685, 18621, 31035, 35055, 39311, 84829, 93105, 117933, 196555, 254487, 353799, 424145, 589665, 763461, 1272435, 1611751, 1768995, 3817305, 4835253, 8058755, 14505759, 24176265, 72528795]

約数ペア:

[(1, 72528795), (3, 24176265), (5, 14505759), (9, 8058755), (15, 4835253), (19, 3817305), (41, 1768995), (45, 1611751), (57, 1272435), (95, 763461), (123, 589665), (171, 424145), (205, 353799), (285, 254487), (369, 196555), (615, 117933), (779, 93105), (855, 84829), (1845, 39311), (2069, 35055), (2337, 31035), (3895, 18621), (6207, 11685), (7011, 10345)]