660630832

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{6761}}^1$

素因数の和:6997

約数の個数: 40

約数和(自身を含む): 1328164992

約数和(自身を除く): 667534160

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1576, 3152, 6107, 6761, 12214, 13522, 24428, 27044, 48856, 54088, 97712, 108176, 209591, 419182, 838364, 1331917, 1676728, 2663834, 3353456, 5327668, 10655336, 21310672, 41289427, 82578854, 165157708, 330315416, 660630832]

約数ペア:

[(1, 660630832), (2, 330315416), (4, 165157708), (8, 82578854), (16, 41289427), (31, 21310672), (62, 10655336), (124, 5327668), (197, 3353456), (248, 2663834), (394, 1676728), (496, 1331917), (788, 838364), (1576, 419182), (3152, 209591), (6107, 108176), (6761, 97712), (12214, 54088), (13522, 48856), (24428, 27044)]