140532080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{829}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 354456480

約数和(自身を除く): 213924400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 163, 208, 260, 326, 520, 652, 815, 829, 1040, 1304, 1630, 1658, 2119, 2608, 3260, 3316, 4145, 4238, 6520, 6632, 8290, 8476, 10595, 10777, 13040, 13264, 16580, 16952, 21190, 21554, 33160, 33904, 42380, 43108, 53885, 66320, 84760, 86216, 107770, 135127, 169520, 172432, 215540, 270254, 431080, 540508, 675635, 862160, 1081016, 1351270, 1756651, 2162032, 2702540, 3513302, 5405080, 7026604, 8783255, 10810160, 14053208, 17566510, 28106416, 35133020, 70266040, 140532080]

約数ペア:

[(1, 140532080), (2, 70266040), (4, 35133020), (5, 28106416), (8, 17566510), (10, 14053208), (13, 10810160), (16, 8783255), (20, 7026604), (26, 5405080), (40, 3513302), (52, 2702540), (65, 2162032), (80, 1756651), (104, 1351270), (130, 1081016), (163, 862160), (208, 675635), (260, 540508), (326, 431080), (520, 270254), (652, 215540), (815, 172432), (829, 169520), (1040, 135127), (1304, 107770), (1630, 86216), (1658, 84760), (2119, 66320), (2608, 53885), (3260, 43108), (3316, 42380), (4145, 33904), (4238, 33160), (6520, 21554), (6632, 21190), (8290, 16952), (8476, 16580), (10595, 13264), (10777, 13040)]