49540280

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{7159}}^1$

素因数の和:7343

約数の個数: 32

約数和(自身を含む): 112125600

約数和(自身を除く): 62585320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 7159, 14318, 28636, 35795, 57272, 71590, 143180, 286360, 1238507, 2477014, 4954028, 6192535, 9908056, 12385070, 24770140, 49540280]

約数ペア:

[(1, 49540280), (2, 24770140), (4, 12385070), (5, 9908056), (8, 6192535), (10, 4954028), (20, 2477014), (40, 1238507), (173, 286360), (346, 143180), (692, 71590), (865, 57272), (1384, 35795), (1730, 28636), (3460, 14318), (6920, 7159)]