79661680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7487}}^1$

素因数の和:7526

約数の個数: 80

約数和(自身を含む): 222842880

約数和(自身を除く): 143181200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 7487, 10640, 14974, 29948, 37435, 52409, 59896, 74870, 104818, 119792, 142253, 149740, 209636, 262045, 284506, 299480, 419272, 524090, 569012, 598960, 711265, 838544, 995771, 1048180, 1138024, 1422530, 1991542, 2096360, 2276048, 2845060, 3983084, 4192720, 4978855, 5690120, 7966168, 9957710, 11380240, 15932336, 19915420, 39830840, 79661680]

約数ペア:

[(1, 79661680), (2, 39830840), (4, 19915420), (5, 15932336), (7, 11380240), (8, 9957710), (10, 7966168), (14, 5690120), (16, 4978855), (19, 4192720), (20, 3983084), (28, 2845060), (35, 2276048), (38, 2096360), (40, 1991542), (56, 1422530), (70, 1138024), (76, 1048180), (80, 995771), (95, 838544), (112, 711265), (133, 598960), (140, 569012), (152, 524090), (190, 419272), (266, 299480), (280, 284506), (304, 262045), (380, 209636), (532, 149740), (560, 142253), (665, 119792), (760, 104818), (1064, 74870), (1330, 59896), (1520, 52409), (2128, 37435), (2660, 29948), (5320, 14974), (7487, 10640)]