86213545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 131880960

約数和(自身を除く): 45667415

約数列:

[1, 5, 11, 17, 19, 23, 55, 85, 95, 115, 187, 209, 211, 253, 323, 391, 437, 935, 1045, 1055, 1265, 1615, 1955, 2185, 2321, 3553, 3587, 4009, 4301, 4807, 4853, 7429, 11605, 17765, 17935, 20045, 21505, 24035, 24265, 37145, 39457, 44099, 53383, 68153, 81719, 82501, 92207, 197285, 220495, 266915, 340765, 408595, 412505, 461035, 749683, 907511, 1014277, 1567519, 3748415, 4537555, 5071385, 7837595, 17242709, 86213545]

約数ペア:

[(1, 86213545), (5, 17242709), (11, 7837595), (17, 5071385), (19, 4537555), (23, 3748415), (55, 1567519), (85, 1014277), (95, 907511), (115, 749683), (187, 461035), (209, 412505), (211, 408595), (253, 340765), (323, 266915), (391, 220495), (437, 197285), (935, 92207), (1045, 82501), (1055, 81719), (1265, 68153), (1615, 53383), (1955, 44099), (2185, 39457), (2321, 37145), (3553, 24265), (3587, 24035), (4009, 21505), (4301, 20045), (4807, 17935), (4853, 17765), (7429, 11605)]