70791880

素因数分解:

$2^3\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{1373}}^1$

素因数の和:2673

約数の個数: 32

約数和(自身を含む): 159521400

約数和(自身を除く): 88729520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1289, 1373, 2578, 2746, 5156, 5492, 6445, 6865, 10312, 10984, 12890, 13730, 25780, 27460, 51560, 54920, 1769797, 3539594, 7079188, 8848985, 14158376, 17697970, 35395940, 70791880]

約数ペア:

[(1, 70791880), (2, 35395940), (4, 17697970), (5, 14158376), (8, 8848985), (10, 7079188), (20, 3539594), (40, 1769797), (1289, 54920), (1373, 51560), (2578, 27460), (2746, 25780), (5156, 13730), (5492, 12890), (6445, 10984), (6865, 10312)]