66826480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2606

約数の個数: 80

約数和(自身を含む): 181416960

約数和(自身を除く): 114590480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1316, 1645, 1880, 2539, 2632, 3290, 3760, 5078, 5264, 6580, 10156, 12695, 13160, 17773, 20312, 25390, 26320, 35546, 40624, 50780, 71092, 88865, 101560, 119333, 142184, 177730, 203120, 238666, 284368, 355460, 477332, 596665, 710920, 835331, 954664, 1193330, 1421840, 1670662, 1909328, 2386660, 3341324, 4176655, 4773320, 6682648, 8353310, 9546640, 13365296, 16706620, 33413240, 66826480]

約数ペア:

[(1, 66826480), (2, 33413240), (4, 16706620), (5, 13365296), (7, 9546640), (8, 8353310), (10, 6682648), (14, 4773320), (16, 4176655), (20, 3341324), (28, 2386660), (35, 1909328), (40, 1670662), (47, 1421840), (56, 1193330), (70, 954664), (80, 835331), (94, 710920), (112, 596665), (140, 477332), (188, 355460), (235, 284368), (280, 238666), (329, 203120), (376, 177730), (470, 142184), (560, 119333), (658, 101560), (752, 88865), (940, 71092), (1316, 50780), (1645, 40624), (1880, 35546), (2539, 26320), (2632, 25390), (3290, 20312), (3760, 17773), (5078, 13160), (5264, 12695), (6580, 10156)]