64936984

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61031}}^1$

素因数の和:61063

約数の個数: 32

約数和(自身を含む): 146476800

約数和(自身を除く): 81539816

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 61031, 122062, 244124, 427217, 488248, 854434, 1159589, 1708868, 2319178, 3417736, 4638356, 8117123, 9276712, 16234246, 32468492, 64936984]

約数ペア:

[(1, 64936984), (2, 32468492), (4, 16234246), (7, 9276712), (8, 8117123), (14, 4638356), (19, 3417736), (28, 2319178), (38, 1708868), (56, 1159589), (76, 854434), (133, 488248), (152, 427217), (266, 244124), (532, 122062), (1064, 61031)]