133675720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1609}}^1$

素因数の和:1718

約数の個数: 64

約数和(自身を含む): 315302400

約数和(自身を除く): 181626680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 1609, 2077, 2680, 3218, 4154, 6436, 8045, 8308, 10385, 12872, 16090, 16616, 20770, 32180, 41540, 49879, 64360, 83080, 99758, 107803, 199516, 215606, 249395, 399032, 431212, 498790, 539015, 862424, 997580, 1078030, 1995160, 2156060, 3341893, 4312120, 6683786, 13367572, 16709465, 26735144, 33418930, 66837860, 133675720]

約数ペア:

[(1, 133675720), (2, 66837860), (4, 33418930), (5, 26735144), (8, 16709465), (10, 13367572), (20, 6683786), (31, 4312120), (40, 3341893), (62, 2156060), (67, 1995160), (124, 1078030), (134, 997580), (155, 862424), (248, 539015), (268, 498790), (310, 431212), (335, 399032), (536, 249395), (620, 215606), (670, 199516), (1240, 107803), (1340, 99758), (1609, 83080), (2077, 64360), (2680, 49879), (3218, 41540), (4154, 32180), (6436, 20770), (8045, 16616), (8308, 16090), (10385, 12872)]