51501560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1747}}^1$

素因数の和:1836

約数の個数: 64

約数和(自身を含む): 128373120

約数和(自身を除く): 76871560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 1747, 2680, 2948, 3494, 3685, 5896, 6988, 7370, 8735, 13976, 14740, 17470, 19217, 29480, 34940, 38434, 69880, 76868, 96085, 117049, 153736, 192170, 234098, 384340, 468196, 585245, 768680, 936392, 1170490, 1287539, 2340980, 2575078, 4681960, 5150156, 6437695, 10300312, 12875390, 25750780, 51501560]

約数ペア:

[(1, 51501560), (2, 25750780), (4, 12875390), (5, 10300312), (8, 6437695), (10, 5150156), (11, 4681960), (20, 2575078), (22, 2340980), (40, 1287539), (44, 1170490), (55, 936392), (67, 768680), (88, 585245), (110, 468196), (134, 384340), (220, 234098), (268, 192170), (335, 153736), (440, 117049), (536, 96085), (670, 76868), (737, 69880), (1340, 38434), (1474, 34940), (1747, 29480), (2680, 19217), (2948, 17470), (3494, 14740), (3685, 13976), (5896, 8735), (6988, 7370)]