76175990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 80588170

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 89, 110, 155, 178, 251, 310, 341, 445, 502, 682, 890, 979, 1255, 1705, 1958, 2510, 2759, 2761, 3410, 4895, 5518, 5522, 7781, 9790, 13795, 13805, 15562, 22339, 27590, 27610, 30349, 38905, 44678, 60698, 77810, 85591, 111695, 151745, 171182, 223390, 245729, 303490, 427955, 491458, 692509, 855910, 1228645, 1385018, 2457290, 3462545, 6925090, 7617599, 15235198, 38087995, 76175990]

約数ペア:

[(1, 76175990), (2, 38087995), (5, 15235198), (10, 7617599), (11, 6925090), (22, 3462545), (31, 2457290), (55, 1385018), (62, 1228645), (89, 855910), (110, 692509), (155, 491458), (178, 427955), (251, 303490), (310, 245729), (341, 223390), (445, 171182), (502, 151745), (682, 111695), (890, 85591), (979, 77810), (1255, 60698), (1705, 44678), (1958, 38905), (2510, 30349), (2759, 27610), (2761, 27590), (3410, 22339), (4895, 15562), (5518, 13805), (5522, 13795), (7781, 9790)]