153977755

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 211667904

約数和(自身を除く): 57690149

約数列:

[1, 5, 17, 23, 41, 85, 113, 115, 205, 289, 391, 565, 697, 943, 1445, 1921, 1955, 2599, 3485, 4633, 4715, 6647, 9605, 11849, 12995, 16031, 23165, 32657, 33235, 44183, 59245, 78761, 80155, 106559, 163285, 220915, 272527, 393805, 532795, 751111, 1338937, 1362635, 1811503, 3755555, 6694685, 9057515, 30795551, 153977755]

約数ペア:

[(1, 153977755), (5, 30795551), (17, 9057515), (23, 6694685), (41, 3755555), (85, 1811503), (113, 1362635), (115, 1338937), (205, 751111), (289, 532795), (391, 393805), (565, 272527), (697, 220915), (943, 163285), (1445, 106559), (1921, 80155), (1955, 78761), (2599, 59245), (3485, 44183), (4633, 33235), (4715, 32657), (6647, 23165), (9605, 16031), (11849, 12995)]