83574140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10369}}^1$

素因数の和:10422

約数の個数: 48

約数和(自身を含む): 195121920

約数和(自身を除く): 111547780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10369, 20738, 41476, 51845, 103690, 134797, 207380, 269594, 321439, 539188, 642878, 673985, 1285756, 1347970, 1607195, 2695940, 3214390, 4178707, 6428780, 8357414, 16714828, 20893535, 41787070, 83574140]

約数ペア:

[(1, 83574140), (2, 41787070), (4, 20893535), (5, 16714828), (10, 8357414), (13, 6428780), (20, 4178707), (26, 3214390), (31, 2695940), (52, 1607195), (62, 1347970), (65, 1285756), (124, 673985), (130, 642878), (155, 539188), (260, 321439), (310, 269594), (403, 207380), (620, 134797), (806, 103690), (1612, 51845), (2015, 41476), (4030, 20738), (8060, 10369)]