78970970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2879}}^1$

素因数の和:3110

約数の個数: 32

約数和(自身を含む): 153861120

約数和(自身を除く): 74890150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2743, 2879, 5486, 5758, 13715, 14395, 27430, 28790, 37427, 74854, 187135, 374270, 607469, 1214938, 3037345, 6074690, 7897097, 15794194, 39485485, 78970970]

約数ペア:

[(1, 78970970), (2, 39485485), (5, 15794194), (10, 7897097), (13, 6074690), (26, 3037345), (65, 1214938), (130, 607469), (211, 374270), (422, 187135), (1055, 74854), (2110, 37427), (2743, 28790), (2879, 27430), (5486, 14395), (5758, 13715)]