745127425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^2$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 1157711616

約数和(自身を除く): 412584191

約数列:

[1, 5, 7, 17, 25, 35, 47, 73, 85, 119, 175, 235, 329, 365, 425, 511, 595, 799, 1175, 1241, 1645, 1825, 2555, 2975, 3431, 3995, 5329, 5593, 6205, 8225, 8687, 12775, 17155, 19975, 24017, 26645, 27965, 31025, 37303, 43435, 58327, 85775, 90593, 120085, 133225, 139825, 186515, 217175, 250463, 291635, 408289, 452965, 600425, 634151, 932575, 1252315, 1458175, 1753241, 2041445, 2264825, 3170755, 4257871, 6261575, 8766205, 10207225, 15853775, 21289355, 29805097, 43831025, 106446775, 149025485, 745127425]

約数ペア:

[(1, 745127425), (5, 149025485), (7, 106446775), (17, 43831025), (25, 29805097), (35, 21289355), (47, 15853775), (73, 10207225), (85, 8766205), (119, 6261575), (175, 4257871), (235, 3170755), (329, 2264825), (365, 2041445), (425, 1753241), (511, 1458175), (595, 1252315), (799, 932575), (1175, 634151), (1241, 600425), (1645, 452965), (1825, 408289), (2555, 291635), (2975, 250463), (3431, 217175), (3995, 186515), (5329, 139825), (5593, 133225), (6205, 120085), (8225, 90593), (8687, 85775), (12775, 58327), (17155, 43435), (19975, 37303), (24017, 31025), (26645, 27965)]