89660560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:896

約数の個数: 80

約数和(自身を含む): 229360320

約数和(自身を除く): 139699760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 139, 176, 220, 278, 440, 556, 695, 733, 880, 1112, 1390, 1466, 1529, 2224, 2780, 2932, 3058, 3665, 5560, 5864, 6116, 7330, 7645, 8063, 11120, 11728, 12232, 14660, 15290, 16126, 24464, 29320, 30580, 32252, 40315, 58640, 61160, 64504, 80630, 101887, 122320, 129008, 161260, 203774, 322520, 407548, 509435, 645040, 815096, 1018870, 1120757, 1630192, 2037740, 2241514, 4075480, 4483028, 5603785, 8150960, 8966056, 11207570, 17932112, 22415140, 44830280, 89660560]

約数ペア:

[(1, 89660560), (2, 44830280), (4, 22415140), (5, 17932112), (8, 11207570), (10, 8966056), (11, 8150960), (16, 5603785), (20, 4483028), (22, 4075480), (40, 2241514), (44, 2037740), (55, 1630192), (80, 1120757), (88, 1018870), (110, 815096), (139, 645040), (176, 509435), (220, 407548), (278, 322520), (440, 203774), (556, 161260), (695, 129008), (733, 122320), (880, 101887), (1112, 80630), (1390, 64504), (1466, 61160), (1529, 58640), (2224, 40315), (2780, 32252), (2932, 30580), (3058, 29320), (3665, 24464), (5560, 16126), (5864, 15290), (6116, 14660), (7330, 12232), (7645, 11728), (8063, 11120)]