85512680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1783}}^1$

素因数の和:1914

約数の個数: 64

約数和(自身を含む): 211939200

約数和(自身を除く): 126426520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1199, 1783, 2180, 2398, 3566, 4360, 4796, 5995, 7132, 8915, 9592, 11990, 14264, 17830, 19613, 23980, 35660, 39226, 47960, 71320, 78452, 98065, 156904, 194347, 196130, 388694, 392260, 777388, 784520, 971735, 1554776, 1943470, 2137817, 3886940, 4275634, 7773880, 8551268, 10689085, 17102536, 21378170, 42756340, 85512680]

約数ペア:

[(1, 85512680), (2, 42756340), (4, 21378170), (5, 17102536), (8, 10689085), (10, 8551268), (11, 7773880), (20, 4275634), (22, 3886940), (40, 2137817), (44, 1943470), (55, 1554776), (88, 971735), (109, 784520), (110, 777388), (218, 392260), (220, 388694), (436, 196130), (440, 194347), (545, 156904), (872, 98065), (1090, 78452), (1199, 71320), (1783, 47960), (2180, 39226), (2398, 35660), (3566, 23980), (4360, 19613), (4796, 17830), (5995, 14264), (7132, 11990), (8915, 9592)]