66703700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{13613}}^1$

素因数の和:13641

約数の個数: 54

約数和(自身を含む): 168391566

約数和(自身を除く): 101687866

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 13613, 27226, 54452, 68065, 95291, 136130, 190582, 272260, 340325, 381164, 476455, 667037, 680650, 952910, 1334074, 1361300, 1905820, 2382275, 2668148, 3335185, 4764550, 6670370, 9529100, 13340740, 16675925, 33351850, 66703700]

約数ペア:

[(1, 66703700), (2, 33351850), (4, 16675925), (5, 13340740), (7, 9529100), (10, 6670370), (14, 4764550), (20, 3335185), (25, 2668148), (28, 2382275), (35, 1905820), (49, 1361300), (50, 1334074), (70, 952910), (98, 680650), (100, 667037), (140, 476455), (175, 381164), (196, 340325), (245, 272260), (350, 190582), (490, 136130), (700, 95291), (980, 68065), (1225, 54452), (2450, 27226), (4900, 13613)]