28180196354

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 44618999040

約数和(自身を除く): 16438802686

約数列:

[1, 2, 53, 71, 83, 106, 142, 166, 197, 229, 394, 458, 3763, 4399, 5893, 7526, 8798, 10441, 11786, 12137, 13987, 16259, 16351, 19007, 20882, 24274, 27974, 32518, 32702, 38014, 45113, 90226, 312329, 624658, 741311, 861727, 866603, 1007371, 1160921, 1349497, 1482622, 1723454, 1733206, 2014742, 2321842, 2390989, 2698994, 3203023, 3744379, 4781978, 6406046, 7488758, 61528813, 71523341, 123057626, 143046682, 169760219, 198452087, 265850909, 339520438, 396904174, 531701818, 14090098177, 28180196354]

約数ペア:

[(1, 28180196354), (2, 14090098177), (53, 531701818), (71, 396904174), (83, 339520438), (106, 265850909), (142, 198452087), (166, 169760219), (197, 143046682), (229, 123057626), (394, 71523341), (458, 61528813), (3763, 7488758), (4399, 6406046), (5893, 4781978), (7526, 3744379), (8798, 3203023), (10441, 2698994), (11786, 2390989), (12137, 2321842), (13987, 2014742), (16259, 1733206), (16351, 1723454), (19007, 1482622), (20882, 1349497), (24274, 1160921), (27974, 1007371), (32518, 866603), (32702, 861727), (38014, 741311), (45113, 624658), (90226, 312329)]