80438288

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 191237760

約数和(自身を除く): 110799472

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 83, 112, 119, 136, 166, 238, 272, 332, 476, 509, 581, 664, 952, 1018, 1162, 1328, 1411, 1904, 2036, 2324, 2822, 3563, 4072, 4648, 5644, 7126, 8144, 8653, 9296, 9877, 11288, 14252, 17306, 19754, 22576, 28504, 34612, 39508, 42247, 57008, 60571, 69224, 79016, 84494, 121142, 138448, 158032, 168988, 242284, 295729, 337976, 484568, 591458, 675952, 718199, 969136, 1182916, 1436398, 2365832, 2872796, 4731664, 5027393, 5745592, 10054786, 11491184, 20109572, 40219144, 80438288]

約数ペア:

[(1, 80438288), (2, 40219144), (4, 20109572), (7, 11491184), (8, 10054786), (14, 5745592), (16, 5027393), (17, 4731664), (28, 2872796), (34, 2365832), (56, 1436398), (68, 1182916), (83, 969136), (112, 718199), (119, 675952), (136, 591458), (166, 484568), (238, 337976), (272, 295729), (332, 242284), (476, 168988), (509, 158032), (581, 138448), (664, 121142), (952, 84494), (1018, 79016), (1162, 69224), (1328, 60571), (1411, 57008), (1904, 42247), (2036, 39508), (2324, 34612), (2822, 28504), (3563, 22576), (4072, 19754), (4648, 17306), (5644, 14252), (7126, 11288), (8144, 9877), (8653, 9296)]