31193800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1289}}^1$

素因数の和:1327

約数の個数: 72

約数和(自身を含む): 79780050

約数和(自身を除く): 48586250

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 121, 200, 220, 242, 275, 440, 484, 550, 605, 968, 1100, 1210, 1289, 2200, 2420, 2578, 3025, 4840, 5156, 6050, 6445, 10312, 12100, 12890, 14179, 24200, 25780, 28358, 32225, 51560, 56716, 64450, 70895, 113432, 128900, 141790, 155969, 257800, 283580, 311938, 354475, 567160, 623876, 708950, 779845, 1247752, 1417900, 1559690, 2835800, 3119380, 3899225, 6238760, 7798450, 15596900, 31193800]

約数ペア:

[(1, 31193800), (2, 15596900), (4, 7798450), (5, 6238760), (8, 3899225), (10, 3119380), (11, 2835800), (20, 1559690), (22, 1417900), (25, 1247752), (40, 779845), (44, 708950), (50, 623876), (55, 567160), (88, 354475), (100, 311938), (110, 283580), (121, 257800), (200, 155969), (220, 141790), (242, 128900), (275, 113432), (440, 70895), (484, 64450), (550, 56716), (605, 51560), (968, 32225), (1100, 28358), (1210, 25780), (1289, 24200), (2200, 14179), (2420, 12890), (2578, 12100), (3025, 10312), (4840, 6445), (5156, 6050)]