63208820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{919}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 140649600

約数和(自身を除く): 77440780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 919, 1810, 1838, 3439, 3620, 3676, 4595, 6878, 9190, 13756, 17195, 17461, 18380, 34390, 34922, 68780, 69844, 87305, 166339, 174610, 332678, 349220, 665356, 831695, 1663390, 3160441, 3326780, 6320882, 12641764, 15802205, 31604410, 63208820]

約数ペア:

[(1, 63208820), (2, 31604410), (4, 15802205), (5, 12641764), (10, 6320882), (19, 3326780), (20, 3160441), (38, 1663390), (76, 831695), (95, 665356), (181, 349220), (190, 332678), (362, 174610), (380, 166339), (724, 87305), (905, 69844), (919, 68780), (1810, 34922), (1838, 34390), (3439, 18380), (3620, 17461), (3676, 17195), (4595, 13756), (6878, 9190)]