79031120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{20161}}^1$

素因数の和:20188

約数の個数: 60

約数和(自身を含む): 213757524

約数和(自身を除く): 134726404

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 20161, 40322, 80644, 100805, 141127, 161288, 201610, 282254, 322576, 403220, 564508, 705635, 806440, 987889, 1129016, 1411270, 1612880, 1975778, 2258032, 2822540, 3951556, 4939445, 5645080, 7903112, 9878890, 11290160, 15806224, 19757780, 39515560, 79031120]

約数ペア:

[(1, 79031120), (2, 39515560), (4, 19757780), (5, 15806224), (7, 11290160), (8, 9878890), (10, 7903112), (14, 5645080), (16, 4939445), (20, 3951556), (28, 2822540), (35, 2258032), (40, 1975778), (49, 1612880), (56, 1411270), (70, 1129016), (80, 987889), (98, 806440), (112, 705635), (140, 564508), (196, 403220), (245, 322576), (280, 282254), (392, 201610), (490, 161288), (560, 141127), (784, 100805), (980, 80644), (1960, 40322), (3920, 20161)]