80492575821

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{5717}}^1$

素因数の和:5895

約数の個数: 72

約数和(自身を含む): 133316771040

約数和(自身を除く): 52824195219

約数列:

[1, 3, 7, 19, 21, 49, 57, 71, 133, 147, 213, 399, 497, 931, 1349, 1491, 2793, 3479, 4047, 5041, 5717, 9443, 10437, 15123, 17151, 28329, 35287, 40019, 66101, 95779, 105861, 108623, 120057, 198303, 247009, 280133, 287337, 325869, 405907, 670453, 741027, 760361, 840399, 1217721, 2011359, 2281083, 2841349, 4693171, 5322527, 7712233, 8524047, 14079513, 15967581, 19889443, 23136699, 28819397, 53985631, 59668329, 86458191, 161956893, 201735779, 377899417, 547568543, 605207337, 1133698251, 1412150453, 1642705629, 3832979801, 4236451359, 11498939403, 26830858607, 80492575821]

約数ペア:

[(1, 80492575821), (3, 26830858607), (7, 11498939403), (19, 4236451359), (21, 3832979801), (49, 1642705629), (57, 1412150453), (71, 1133698251), (133, 605207337), (147, 547568543), (213, 377899417), (399, 201735779), (497, 161956893), (931, 86458191), (1349, 59668329), (1491, 53985631), (2793, 28819397), (3479, 23136699), (4047, 19889443), (5041, 15967581), (5717, 14079513), (9443, 8524047), (10437, 7712233), (15123, 5322527), (17151, 4693171), (28329, 2841349), (35287, 2281083), (40019, 2011359), (66101, 1217721), (95779, 840399), (105861, 760361), (108623, 741027), (120057, 670453), (198303, 405907), (247009, 325869), (280133, 287337)]