49550900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 124742016

約数和(自身を除く): 75191116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 997, 1420, 1775, 1988, 1994, 2485, 3550, 3988, 4970, 4985, 6979, 7100, 9940, 9970, 12425, 13958, 19940, 24850, 24925, 27916, 34895, 49700, 49850, 69790, 70787, 99700, 139580, 141574, 174475, 283148, 348950, 353935, 495509, 697900, 707870, 991018, 1415740, 1769675, 1982036, 2477545, 3539350, 4955090, 7078700, 9910180, 12387725, 24775450, 49550900]

約数ペア:

[(1, 49550900), (2, 24775450), (4, 12387725), (5, 9910180), (7, 7078700), (10, 4955090), (14, 3539350), (20, 2477545), (25, 1982036), (28, 1769675), (35, 1415740), (50, 991018), (70, 707870), (71, 697900), (100, 495509), (140, 353935), (142, 348950), (175, 283148), (284, 174475), (350, 141574), (355, 139580), (497, 99700), (700, 70787), (710, 69790), (994, 49850), (997, 49700), (1420, 34895), (1775, 27916), (1988, 24925), (1994, 24850), (2485, 19940), (3550, 13958), (3988, 12425), (4970, 9970), (4985, 9940), (6979, 7100)]