66326720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10909}}^1$

素因数の和:10945

約数の個数: 56

約数和(自身を含む): 166268400

約数和(自身を除く): 99941680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 10909, 21818, 43636, 54545, 87272, 109090, 174544, 207271, 218180, 349088, 414542, 436360, 698176, 829084, 872720, 1036355, 1658168, 1745440, 2072710, 3316336, 3490880, 4145420, 6632672, 8290840, 13265344, 16581680, 33163360, 66326720]

約数ペア:

[(1, 66326720), (2, 33163360), (4, 16581680), (5, 13265344), (8, 8290840), (10, 6632672), (16, 4145420), (19, 3490880), (20, 3316336), (32, 2072710), (38, 1745440), (40, 1658168), (64, 1036355), (76, 872720), (80, 829084), (95, 698176), (152, 436360), (160, 414542), (190, 349088), (304, 218180), (320, 207271), (380, 174544), (608, 109090), (760, 87272), (1216, 54545), (1520, 43636), (3040, 21818), (6080, 10909)]