80362520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7757}}^1$

素因数の和:7812

約数の個数: 64

約数和(自身を含む): 212258880

約数和(自身を除く): 131896360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 7757, 10360, 15514, 31028, 38785, 54299, 62056, 77570, 108598, 155140, 217196, 271495, 287009, 310280, 434392, 542990, 574018, 1085980, 1148036, 1435045, 2009063, 2171960, 2296072, 2870090, 4018126, 5740180, 8036252, 10045315, 11480360, 16072504, 20090630, 40181260, 80362520]

約数ペア:

[(1, 80362520), (2, 40181260), (4, 20090630), (5, 16072504), (7, 11480360), (8, 10045315), (10, 8036252), (14, 5740180), (20, 4018126), (28, 2870090), (35, 2296072), (37, 2171960), (40, 2009063), (56, 1435045), (70, 1148036), (74, 1085980), (140, 574018), (148, 542990), (185, 434392), (259, 310280), (280, 287009), (296, 271495), (370, 217196), (518, 155140), (740, 108598), (1036, 77570), (1295, 62056), (1480, 54299), (2072, 38785), (2590, 31028), (5180, 15514), (7757, 10360)]