78233848

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 185068800

約数和(自身を除く): 106834952

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 89, 154, 178, 308, 356, 616, 623, 712, 979, 1246, 1427, 1958, 2492, 2854, 3916, 4984, 5708, 6853, 7832, 9989, 11416, 13706, 15697, 19978, 27412, 31394, 39956, 54824, 62788, 79912, 109879, 125576, 127003, 219758, 254006, 439516, 508012, 879032, 889021, 1016024, 1397033, 1778042, 2794066, 3556084, 5588132, 7112168, 9779231, 11176264, 19558462, 39116924, 78233848]

約数ペア:

[(1, 78233848), (2, 39116924), (4, 19558462), (7, 11176264), (8, 9779231), (11, 7112168), (14, 5588132), (22, 3556084), (28, 2794066), (44, 1778042), (56, 1397033), (77, 1016024), (88, 889021), (89, 879032), (154, 508012), (178, 439516), (308, 254006), (356, 219758), (616, 127003), (623, 125576), (712, 109879), (979, 79912), (1246, 62788), (1427, 54824), (1958, 39956), (2492, 31394), (2854, 27412), (3916, 19978), (4984, 15697), (5708, 13706), (6853, 11416), (7832, 9989)]