80484460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4831}}^1$

素因数の和:4871

約数の個数: 72

約数和(自身を含む): 208220544

約数和(自身を除く): 127736084

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4831, 8330, 9662, 16660, 19324, 24155, 33817, 48310, 67634, 82127, 96620, 135268, 164254, 169085, 236719, 328508, 338170, 410635, 473438, 574889, 676340, 821270, 946876, 1149778, 1183595, 1642540, 2299556, 2367190, 2874445, 4024223, 4734380, 5748890, 8048446, 11497780, 16096892, 20121115, 40242230, 80484460]

約数ペア:

[(1, 80484460), (2, 40242230), (4, 20121115), (5, 16096892), (7, 11497780), (10, 8048446), (14, 5748890), (17, 4734380), (20, 4024223), (28, 2874445), (34, 2367190), (35, 2299556), (49, 1642540), (68, 1183595), (70, 1149778), (85, 946876), (98, 821270), (119, 676340), (140, 574889), (170, 473438), (196, 410635), (238, 338170), (245, 328508), (340, 236719), (476, 169085), (490, 164254), (595, 135268), (833, 96620), (980, 82127), (1190, 67634), (1666, 48310), (2380, 33817), (3332, 24155), (4165, 19324), (4831, 16660), (8330, 9662)]