86729215880

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{2673527}}^1$

素因数の和:2674349

約数の個数: 32

約数和(自身を含む): 195381426240

約数和(自身を除く): 108652210360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3244, 4055, 6488, 8110, 16220, 32440, 2673527, 5347054, 10694108, 13367635, 21388216, 26735270, 53470540, 106941080, 2168230397, 4336460794, 8672921588, 10841151985, 17345843176, 21682303970, 43364607940, 86729215880]

約数ペア:

[(1, 86729215880), (2, 43364607940), (4, 21682303970), (5, 17345843176), (8, 10841151985), (10, 8672921588), (20, 4336460794), (40, 2168230397), (811, 106941080), (1622, 53470540), (3244, 26735270), (4055, 21388216), (6488, 13367635), (8110, 10694108), (16220, 5347054), (32440, 2673527)]