8321144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 9822856

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 52, 58, 62, 89, 104, 116, 124, 178, 232, 248, 356, 377, 403, 712, 754, 806, 899, 1157, 1508, 1612, 1798, 2314, 2581, 2759, 3016, 3224, 3596, 4628, 5162, 5518, 7192, 9256, 10324, 11036, 11687, 20648, 22072, 23374, 33553, 35867, 46748, 67106, 71734, 80011, 93496, 134212, 143468, 160022, 268424, 286936, 320044, 640088, 1040143, 2080286, 4160572, 8321144]

約数ペア:

[(1, 8321144), (2, 4160572), (4, 2080286), (8, 1040143), (13, 640088), (26, 320044), (29, 286936), (31, 268424), (52, 160022), (58, 143468), (62, 134212), (89, 93496), (104, 80011), (116, 71734), (124, 67106), (178, 46748), (232, 35867), (248, 33553), (356, 23374), (377, 22072), (403, 20648), (712, 11687), (754, 11036), (806, 10324), (899, 9256), (1157, 7192), (1508, 5518), (1612, 5162), (1798, 4628), (2314, 3596), (2581, 3224), (2759, 3016)]