66824240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17047}}^1$

素因数の和:17074

約数の個数: 60

約数和(自身を含む): 180742896

約数和(自身を除く): 113918656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17047, 34094, 68188, 85235, 119329, 136376, 170470, 238658, 272752, 340940, 477316, 596645, 681880, 835303, 954632, 1193290, 1363760, 1670606, 1909264, 2386580, 3341212, 4176515, 4773160, 6682424, 8353030, 9546320, 13364848, 16706060, 33412120, 66824240]

約数ペア:

[(1, 66824240), (2, 33412120), (4, 16706060), (5, 13364848), (7, 9546320), (8, 8353030), (10, 6682424), (14, 4773160), (16, 4176515), (20, 3341212), (28, 2386580), (35, 1909264), (40, 1670606), (49, 1363760), (56, 1193290), (70, 954632), (80, 835303), (98, 681880), (112, 596645), (140, 477316), (196, 340940), (245, 272752), (280, 238658), (392, 170470), (490, 136376), (560, 119329), (784, 85235), (980, 68188), (1960, 34094), (3920, 17047)]