84819160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51719}}^1$

素因数の和:51771

約数の個数: 32

約数和(自身を含む): 195501600

約数和(自身を除く): 110682440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 51719, 103438, 206876, 258595, 413752, 517190, 1034380, 2068760, 2120479, 4240958, 8481916, 10602395, 16963832, 21204790, 42409580, 84819160]

約数ペア:

[(1, 84819160), (2, 42409580), (4, 21204790), (5, 16963832), (8, 10602395), (10, 8481916), (20, 4240958), (40, 2120479), (41, 2068760), (82, 1034380), (164, 517190), (205, 413752), (328, 258595), (410, 206876), (820, 103438), (1640, 51719)]