205970300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{7127}}^1$

素因数の和:7175

約数の個数: 54

約数和(自身を含む): 474860232

約数和(自身を除く): 268889932

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2890, 5780, 7127, 7225, 14254, 14450, 28508, 28900, 35635, 71270, 121159, 142540, 178175, 242318, 356350, 484636, 605795, 712700, 1211590, 2059703, 2423180, 3028975, 4119406, 6057950, 8238812, 10298515, 12115900, 20597030, 41194060, 51492575, 102985150, 205970300]

約数ペア:

[(1, 205970300), (2, 102985150), (4, 51492575), (5, 41194060), (10, 20597030), (17, 12115900), (20, 10298515), (25, 8238812), (34, 6057950), (50, 4119406), (68, 3028975), (85, 2423180), (100, 2059703), (170, 1211590), (289, 712700), (340, 605795), (425, 484636), (578, 356350), (850, 242318), (1156, 178175), (1445, 142540), (1700, 121159), (2890, 71270), (5780, 35635), (7127, 28900), (7225, 28508), (14254, 14450)]