78403325

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 131795136

約数和(自身を除く): 53391811

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 169, 175, 241, 275, 325, 385, 455, 715, 845, 1001, 1183, 1205, 1687, 1859, 1925, 2275, 2651, 3133, 3575, 4225, 5005, 5915, 6025, 8435, 9295, 13013, 13255, 15665, 18557, 21931, 25025, 29575, 34463, 40729, 42175, 46475, 65065, 66275, 78325, 92785, 109655, 172315, 203645, 241241, 285103, 325325, 448019, 463925, 548275, 861575, 1018225, 1206205, 1425515, 2240095, 3136133, 6031025, 7127575, 11200475, 15680665, 78403325]

約数ペア:

[(1, 78403325), (5, 15680665), (7, 11200475), (11, 7127575), (13, 6031025), (25, 3136133), (35, 2240095), (55, 1425515), (65, 1206205), (77, 1018225), (91, 861575), (143, 548275), (169, 463925), (175, 448019), (241, 325325), (275, 285103), (325, 241241), (385, 203645), (455, 172315), (715, 109655), (845, 92785), (1001, 78325), (1183, 66275), (1205, 65065), (1687, 46475), (1859, 42175), (1925, 40729), (2275, 34463), (2651, 29575), (3133, 25025), (3575, 21931), (4225, 18557), (5005, 15665), (5915, 13255), (6025, 13013), (8435, 9295)]