289907150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3947}}^1$

素因数の和:4085

約数の個数: 48

約数和(自身を含む): 585993744

約数和(自身を除く): 296086594

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 113, 130, 226, 325, 565, 650, 1130, 1469, 2825, 2938, 3947, 5650, 7345, 7894, 14690, 19735, 36725, 39470, 51311, 73450, 98675, 102622, 197350, 256555, 446011, 513110, 892022, 1282775, 2230055, 2565550, 4460110, 5798143, 11150275, 11596286, 22300550, 28990715, 57981430, 144953575, 289907150]

約数ペア:

[(1, 289907150), (2, 144953575), (5, 57981430), (10, 28990715), (13, 22300550), (25, 11596286), (26, 11150275), (50, 5798143), (65, 4460110), (113, 2565550), (130, 2230055), (226, 1282775), (325, 892022), (565, 513110), (650, 446011), (1130, 256555), (1469, 197350), (2825, 102622), (2938, 98675), (3947, 73450), (5650, 51311), (7345, 39470), (7894, 36725), (14690, 19735)]