80540016

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1226

約数の個数: 80

約数和(自身を含む): 222976800

約数和(自身を除く): 142436784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 89, 102, 136, 178, 204, 267, 272, 356, 408, 534, 712, 816, 1068, 1109, 1424, 1513, 2136, 2218, 3026, 3327, 4272, 4436, 4539, 6052, 6654, 8872, 9078, 12104, 13308, 17744, 18156, 18853, 24208, 26616, 36312, 37706, 53232, 56559, 72624, 75412, 98701, 113118, 150824, 197402, 226236, 296103, 301648, 394804, 452472, 592206, 789608, 904944, 1184412, 1579216, 1677917, 2368824, 3355834, 4737648, 5033751, 6711668, 10067502, 13423336, 20135004, 26846672, 40270008, 80540016]

約数ペア:

[(1, 80540016), (2, 40270008), (3, 26846672), (4, 20135004), (6, 13423336), (8, 10067502), (12, 6711668), (16, 5033751), (17, 4737648), (24, 3355834), (34, 2368824), (48, 1677917), (51, 1579216), (68, 1184412), (89, 904944), (102, 789608), (136, 592206), (178, 452472), (204, 394804), (267, 301648), (272, 296103), (356, 226236), (408, 197402), (534, 150824), (712, 113118), (816, 98701), (1068, 75412), (1109, 72624), (1424, 56559), (1513, 53232), (2136, 37706), (2218, 36312), (3026, 26616), (3327, 24208), (4272, 18853), (4436, 18156), (4539, 17744), (6052, 13308), (6654, 12104), (8872, 9078)]