203064575

素因数分解:

$5^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 60

約数和(自身を含む): 312591600

約数和(自身を除く): 109527025

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 199, 245, 343, 425, 595, 833, 995, 1225, 1393, 1715, 2401, 2975, 3383, 4165, 4975, 5831, 6965, 8575, 9751, 12005, 16915, 20825, 23681, 29155, 34825, 40817, 48755, 60025, 68257, 84575, 118405, 145775, 165767, 204085, 243775, 341285, 477799, 592025, 828835, 1020425, 1160369, 1706425, 2388995, 4144175, 5801845, 8122583, 11944975, 29009225, 40612915, 203064575]

約数ペア:

[(1, 203064575), (5, 40612915), (7, 29009225), (17, 11944975), (25, 8122583), (35, 5801845), (49, 4144175), (85, 2388995), (119, 1706425), (175, 1160369), (199, 1020425), (245, 828835), (343, 592025), (425, 477799), (595, 341285), (833, 243775), (995, 204085), (1225, 165767), (1393, 145775), (1715, 118405), (2401, 84575), (2975, 68257), (3383, 60025), (4165, 48755), (4975, 40817), (5831, 34825), (6965, 29155), (8575, 23681), (9751, 20825), (12005, 16915)]