85561345

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 109278720

約数和(自身を除く): 23717375

約数列:

[1, 5, 53, 61, 67, 79, 265, 305, 335, 395, 3233, 3551, 4087, 4187, 4819, 5293, 16165, 17755, 20435, 20935, 24095, 26465, 216611, 255407, 280529, 322873, 1083055, 1277035, 1402645, 1614365, 17112269, 85561345]

約数ペア:

[(1, 85561345), (5, 17112269), (53, 1614365), (61, 1402645), (67, 1277035), (79, 1083055), (265, 322873), (305, 280529), (335, 255407), (395, 216611), (3233, 26465), (3551, 24095), (4087, 20935), (4187, 20435), (4819, 17755), (5293, 16165)]