80321342680

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{811}}^1\times {\mathrm{12829}}^1$

素因数の和:13844

約数の個数: 64

約数和(自身を含む): 181897581600

約数和(自身を除く): 101576238920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 811, 965, 1544, 1622, 1930, 3244, 3860, 4055, 6488, 7720, 8110, 12829, 16220, 25658, 32440, 51316, 64145, 102632, 128290, 156523, 256580, 313046, 513160, 626092, 782615, 1252184, 1565230, 2475997, 3130460, 4951994, 6260920, 9903988, 10404319, 12379985, 19807976, 20808638, 24759970, 41617276, 49519940, 52021595, 83234552, 99039880, 104043190, 208086380, 416172760, 2008033567, 4016067134, 8032134268, 10040167835, 16064268536, 20080335670, 40160671340, 80321342680]

約数ペア:

[(1, 80321342680), (2, 40160671340), (4, 20080335670), (5, 16064268536), (8, 10040167835), (10, 8032134268), (20, 4016067134), (40, 2008033567), (193, 416172760), (386, 208086380), (772, 104043190), (811, 99039880), (965, 83234552), (1544, 52021595), (1622, 49519940), (1930, 41617276), (3244, 24759970), (3860, 20808638), (4055, 19807976), (6488, 12379985), (7720, 10404319), (8110, 9903988), (12829, 6260920), (16220, 4951994), (25658, 3130460), (32440, 2475997), (51316, 1565230), (64145, 1252184), (102632, 782615), (128290, 626092), (156523, 513160), (256580, 313046)]