79971760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4783}}^1$

素因数の和:4826

約数の個数: 80

約数和(自身を含む): 213557760

約数和(自身を除く): 133586000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 4783, 8360, 9566, 16720, 19132, 23915, 38264, 47830, 52613, 76528, 90877, 95660, 105226, 181754, 191320, 210452, 263065, 363508, 382640, 420904, 454385, 526130, 727016, 841808, 908770, 999647, 1052260, 1454032, 1817540, 1999294, 2104520, 3635080, 3998588, 4209040, 4998235, 7270160, 7997176, 9996470, 15994352, 19992940, 39985880, 79971760]

約数ペア:

[(1, 79971760), (2, 39985880), (4, 19992940), (5, 15994352), (8, 9996470), (10, 7997176), (11, 7270160), (16, 4998235), (19, 4209040), (20, 3998588), (22, 3635080), (38, 2104520), (40, 1999294), (44, 1817540), (55, 1454032), (76, 1052260), (80, 999647), (88, 908770), (95, 841808), (110, 727016), (152, 526130), (176, 454385), (190, 420904), (209, 382640), (220, 363508), (304, 263065), (380, 210452), (418, 191320), (440, 181754), (760, 105226), (836, 95660), (880, 90877), (1045, 76528), (1520, 52613), (1672, 47830), (2090, 38264), (3344, 23915), (4180, 19132), (4783, 16720), (8360, 9566)]