55007920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3677}}^1$

素因数の和:3718

約数の個数: 80

約数和(自身を含む): 147767328

約数和(自身を除く): 92759408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3677, 3740, 7354, 7480, 14708, 14960, 18385, 29416, 36770, 40447, 58832, 62509, 73540, 80894, 125018, 147080, 161788, 202235, 250036, 294160, 312545, 323576, 404470, 500072, 625090, 647152, 687599, 808940, 1000144, 1250180, 1375198, 1617880, 2500360, 2750396, 3235760, 3437995, 5000720, 5500792, 6875990, 11001584, 13751980, 27503960, 55007920]

約数ペア:

[(1, 55007920), (2, 27503960), (4, 13751980), (5, 11001584), (8, 6875990), (10, 5500792), (11, 5000720), (16, 3437995), (17, 3235760), (20, 2750396), (22, 2500360), (34, 1617880), (40, 1375198), (44, 1250180), (55, 1000144), (68, 808940), (80, 687599), (85, 647152), (88, 625090), (110, 500072), (136, 404470), (170, 323576), (176, 312545), (187, 294160), (220, 250036), (272, 202235), (340, 161788), (374, 147080), (440, 125018), (680, 80894), (748, 73540), (880, 62509), (935, 58832), (1360, 40447), (1496, 36770), (1870, 29416), (2992, 18385), (3677, 14960), (3740, 14708), (7354, 7480)]