80991896

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 164052000

約数和(自身を除く): 83060104

約数列:

[1, 2, 4, 8, 29, 58, 59, 61, 97, 116, 118, 122, 194, 232, 236, 244, 388, 472, 488, 776, 1711, 1769, 2813, 3422, 3538, 3599, 5626, 5723, 5917, 6844, 7076, 7198, 11252, 11446, 11834, 13688, 14152, 14396, 22504, 22892, 23668, 28792, 45784, 47336, 104371, 165967, 171593, 208742, 331934, 343186, 349103, 417484, 663868, 686372, 698206, 834968, 1327736, 1372744, 1396412, 2792824, 10123987, 20247974, 40495948, 80991896]

約数ペア:

[(1, 80991896), (2, 40495948), (4, 20247974), (8, 10123987), (29, 2792824), (58, 1396412), (59, 1372744), (61, 1327736), (97, 834968), (116, 698206), (118, 686372), (122, 663868), (194, 417484), (232, 349103), (236, 343186), (244, 331934), (388, 208742), (472, 171593), (488, 165967), (776, 104371), (1711, 47336), (1769, 45784), (2813, 28792), (3422, 23668), (3538, 22892), (3599, 22504), (5626, 14396), (5723, 14152), (5917, 13688), (6844, 11834), (7076, 11446), (7198, 11252)]