80680365

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{479}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 148262400

約数和(自身を除く): 67582035

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 197, 285, 479, 591, 855, 985, 1437, 1773, 2395, 2955, 3743, 4311, 7185, 8865, 9101, 11229, 18715, 21555, 27303, 33687, 45505, 56145, 81909, 94363, 136515, 168435, 283089, 409545, 471815, 849267, 1415445, 1792897, 4246335, 5378691, 8964485, 16136073, 26893455, 80680365]

約数ペア:

[(1, 80680365), (3, 26893455), (5, 16136073), (9, 8964485), (15, 5378691), (19, 4246335), (45, 1792897), (57, 1415445), (95, 849267), (171, 471815), (197, 409545), (285, 283089), (479, 168435), (591, 136515), (855, 94363), (985, 81909), (1437, 56145), (1773, 45505), (2395, 33687), (2955, 27303), (3743, 21555), (4311, 18715), (7185, 11229), (8865, 9101)]