64782768

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{31387}}^1$

素因数の和:31441

約数の個数: 40

約数和(自身を含む): 171252928

約数和(自身を除く): 106470160

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 31387, 62774, 94161, 125548, 188322, 251096, 376644, 502192, 753288, 1349641, 1506576, 2699282, 4048923, 5398564, 8097846, 10797128, 16195692, 21594256, 32391384, 64782768]

約数ペア:

[(1, 64782768), (2, 32391384), (3, 21594256), (4, 16195692), (6, 10797128), (8, 8097846), (12, 5398564), (16, 4048923), (24, 2699282), (43, 1506576), (48, 1349641), (86, 753288), (129, 502192), (172, 376644), (258, 251096), (344, 188322), (516, 125548), (688, 94161), (1032, 62774), (2064, 31387)]