138713575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 241984512

約数和(自身を除く): 103270937

約数列:

[1, 5, 7, 11, 13, 23, 25, 35, 55, 65, 77, 91, 115, 143, 161, 175, 241, 253, 275, 299, 325, 385, 455, 575, 715, 805, 1001, 1205, 1265, 1495, 1687, 1771, 1925, 2093, 2275, 2651, 3133, 3289, 3575, 4025, 5005, 5543, 6025, 6325, 7475, 8435, 8855, 10465, 13255, 15665, 16445, 18557, 21931, 23023, 25025, 27715, 34463, 38801, 42175, 44275, 52325, 60973, 66275, 72059, 78325, 82225, 92785, 109655, 115115, 138575, 172315, 194005, 241241, 304865, 360295, 426811, 463925, 504413, 548275, 575575, 792649, 861575, 970025, 1206205, 1524325, 1801475, 2134055, 2522065, 3963245, 5548543, 6031025, 10670275, 12610325, 19816225, 27742715, 138713575]

約数ペア:

[(1, 138713575), (5, 27742715), (7, 19816225), (11, 12610325), (13, 10670275), (23, 6031025), (25, 5548543), (35, 3963245), (55, 2522065), (65, 2134055), (77, 1801475), (91, 1524325), (115, 1206205), (143, 970025), (161, 861575), (175, 792649), (241, 575575), (253, 548275), (275, 504413), (299, 463925), (325, 426811), (385, 360295), (455, 304865), (575, 241241), (715, 194005), (805, 172315), (1001, 138575), (1205, 115115), (1265, 109655), (1495, 92785), (1687, 82225), (1771, 78325), (1925, 72059), (2093, 66275), (2275, 60973), (2651, 52325), (3133, 44275), (3289, 42175), (3575, 38801), (4025, 34463), (5005, 27715), (5543, 25025), (6025, 23023), (6325, 21931), (7475, 18557), (8435, 16445), (8855, 15665), (10465, 13255)]