64905500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{11801}}^1$

素因数の和:11831

約数の個数: 48

約数和(自身を含む): 154653408

約数和(自身を除く): 89747908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 5500, 11801, 23602, 47204, 59005, 118010, 129811, 236020, 259622, 295025, 519244, 590050, 649055, 1180100, 1298110, 1475125, 2596220, 2950250, 3245275, 5900500, 6490550, 12981100, 16226375, 32452750, 64905500]

約数ペア:

[(1, 64905500), (2, 32452750), (4, 16226375), (5, 12981100), (10, 6490550), (11, 5900500), (20, 3245275), (22, 2950250), (25, 2596220), (44, 1475125), (50, 1298110), (55, 1180100), (100, 649055), (110, 590050), (125, 519244), (220, 295025), (250, 259622), (275, 236020), (500, 129811), (550, 118010), (1100, 59005), (1375, 47204), (2750, 23602), (5500, 11801)]