61291160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31271}}^1$

素因数の和:31296

約数の個数: 48

約数和(自身を含む): 160425360

約数和(自身を除く): 99134200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 31271, 62542, 125084, 156355, 218897, 250168, 312710, 437794, 625420, 875588, 1094485, 1250840, 1532279, 1751176, 2188970, 3064558, 4377940, 6129116, 7661395, 8755880, 12258232, 15322790, 30645580, 61291160]

約数ペア:

[(1, 61291160), (2, 30645580), (4, 15322790), (5, 12258232), (7, 8755880), (8, 7661395), (10, 6129116), (14, 4377940), (20, 3064558), (28, 2188970), (35, 1751176), (40, 1532279), (49, 1250840), (56, 1094485), (70, 875588), (98, 625420), (140, 437794), (196, 312710), (245, 250168), (280, 218897), (392, 156355), (490, 125084), (980, 62542), (1960, 31271)]