289350425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{659}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 444554880

約数和(自身を除く): 155204455

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 193, 325, 455, 659, 965, 1351, 2275, 2509, 3295, 4613, 4825, 6755, 8567, 12545, 16475, 17563, 23065, 33775, 42835, 59969, 62725, 87815, 115325, 127187, 214175, 299845, 439075, 635935, 890309, 1499225, 1653431, 3179675, 4451545, 8267155, 11574017, 22257725, 41335775, 57870085, 289350425]

約数ペア:

[(1, 289350425), (5, 57870085), (7, 41335775), (13, 22257725), (25, 11574017), (35, 8267155), (65, 4451545), (91, 3179675), (175, 1653431), (193, 1499225), (325, 890309), (455, 635935), (659, 439075), (965, 299845), (1351, 214175), (2275, 127187), (2509, 115325), (3295, 87815), (4613, 62725), (4825, 59969), (6755, 42835), (8567, 33775), (12545, 23065), (16475, 17563)]