28972609550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{80963}}^1$

素因数の和:81413

約数の個数: 48

約数和(自身を含む): 57195236592

約数和(自身を除く): 28222627042

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 421, 425, 842, 850, 2105, 4210, 7157, 10525, 14314, 21050, 35785, 71570, 80963, 161926, 178925, 357850, 404815, 809630, 1376371, 2024075, 2752742, 4048150, 6881855, 13763710, 34085423, 34409275, 68170846, 68818550, 170427115, 340854230, 579452191, 852135575, 1158904382, 1704271150, 2897260955, 5794521910, 14486304775, 28972609550]

約数ペア:

[(1, 28972609550), (2, 14486304775), (5, 5794521910), (10, 2897260955), (17, 1704271150), (25, 1158904382), (34, 852135575), (50, 579452191), (85, 340854230), (170, 170427115), (421, 68818550), (425, 68170846), (842, 34409275), (850, 34085423), (2105, 13763710), (4210, 6881855), (7157, 4048150), (10525, 2752742), (14314, 2024075), (21050, 1376371), (35785, 809630), (71570, 404815), (80963, 357850), (161926, 178925)]