158878880

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2039}}^1$

素因数の和:2541

約数の個数: 48

約数和(自身を含む): 376306560

約数和(自身を除く): 217427680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 974, 1948, 2039, 2435, 3896, 4078, 4870, 7792, 8156, 9740, 10195, 15584, 16312, 19480, 20390, 32624, 38960, 40780, 65248, 77920, 81560, 163120, 326240, 992993, 1985986, 3971972, 4964965, 7943944, 9929930, 15887888, 19859860, 31775776, 39719720, 79439440, 158878880]

約数ペア:

[(1, 158878880), (2, 79439440), (4, 39719720), (5, 31775776), (8, 19859860), (10, 15887888), (16, 9929930), (20, 7943944), (32, 4964965), (40, 3971972), (80, 1985986), (160, 992993), (487, 326240), (974, 163120), (1948, 81560), (2039, 77920), (2435, 65248), (3896, 40780), (4078, 38960), (4870, 32624), (7792, 20390), (8156, 19480), (9740, 16312), (10195, 15584)]