259718992

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 571963392

約数和(自身を除く): 312244400

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 496, 611, 752, 806, 857, 1222, 1457, 1612, 1714, 2444, 2914, 3224, 3428, 4888, 5828, 6448, 6856, 9776, 11141, 11656, 13712, 18941, 22282, 23312, 26567, 37882, 40279, 44564, 53134, 75764, 80558, 89128, 106268, 151528, 161116, 178256, 212536, 303056, 322232, 345371, 425072, 523627, 644464, 690742, 1047254, 1248649, 1381484, 2094508, 2497298, 2762968, 4189016, 4994596, 5525936, 8378032, 9989192, 16232437, 19978384, 32464874, 64929748, 129859496, 259718992]

約数ペア:

[(1, 259718992), (2, 129859496), (4, 64929748), (8, 32464874), (13, 19978384), (16, 16232437), (26, 9989192), (31, 8378032), (47, 5525936), (52, 4994596), (62, 4189016), (94, 2762968), (104, 2497298), (124, 2094508), (188, 1381484), (208, 1248649), (248, 1047254), (376, 690742), (403, 644464), (496, 523627), (611, 425072), (752, 345371), (806, 322232), (857, 303056), (1222, 212536), (1457, 178256), (1612, 161116), (1714, 151528), (2444, 106268), (2914, 89128), (3224, 80558), (3428, 75764), (4888, 53134), (5828, 44564), (6448, 40279), (6856, 37882), (9776, 26567), (11141, 23312), (11656, 22282), (13712, 18941)]