49665440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28219}}^1$

素因数の和:28245

約数の個数: 48

約数和(自身を含む): 128005920

約数和(自身を除く): 78340480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 28219, 56438, 112876, 141095, 225752, 282190, 310409, 451504, 564380, 620818, 903008, 1128760, 1241636, 1552045, 2257520, 2483272, 3104090, 4515040, 4966544, 6208180, 9933088, 12416360, 24832720, 49665440]

約数ペア:

[(1, 49665440), (2, 24832720), (4, 12416360), (5, 9933088), (8, 6208180), (10, 4966544), (11, 4515040), (16, 3104090), (20, 2483272), (22, 2257520), (32, 1552045), (40, 1241636), (44, 1128760), (55, 903008), (80, 620818), (88, 564380), (110, 451504), (160, 310409), (176, 282190), (220, 225752), (352, 141095), (440, 112876), (880, 56438), (1760, 28219)]