87408356

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:781

約数の個数: 72

約数和(自身を含む): 193770360

約数和(自身を除く): 106362004

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 49, 68, 74, 98, 119, 148, 196, 238, 259, 476, 518, 629, 709, 833, 1036, 1258, 1418, 1666, 1813, 2516, 2836, 3332, 3626, 4403, 4963, 7252, 8806, 9926, 12053, 17612, 19852, 24106, 26233, 30821, 34741, 48212, 52466, 61642, 69482, 84371, 104932, 123284, 138964, 168742, 183631, 337484, 367262, 445961, 590597, 734524, 891922, 1181194, 1285417, 1783844, 2362388, 2570834, 3121727, 5141668, 6243454, 12486908, 21852089, 43704178, 87408356]

約数ペア:

[(1, 87408356), (2, 43704178), (4, 21852089), (7, 12486908), (14, 6243454), (17, 5141668), (28, 3121727), (34, 2570834), (37, 2362388), (49, 1783844), (68, 1285417), (74, 1181194), (98, 891922), (119, 734524), (148, 590597), (196, 445961), (238, 367262), (259, 337484), (476, 183631), (518, 168742), (629, 138964), (709, 123284), (833, 104932), (1036, 84371), (1258, 69482), (1418, 61642), (1666, 52466), (1813, 48212), (2516, 34741), (2836, 30821), (3332, 26233), (3626, 24106), (4403, 19852), (4963, 17612), (7252, 12053), (8806, 9926)]