85704920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:697

約数の個数: 96

約数和(自身を含む): 227772000

約数和(自身を除く): 142067080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 584, 599, 730, 980, 1022, 1198, 1460, 1960, 2044, 2396, 2555, 2920, 2995, 3577, 4088, 4193, 4792, 5110, 5990, 7154, 8386, 10220, 11980, 14308, 16772, 17885, 20440, 20965, 23960, 28616, 29351, 33544, 35770, 41930, 43727, 58702, 71540, 83860, 87454, 117404, 143080, 146755, 167720, 174908, 218635, 234808, 293510, 306089, 349816, 437270, 587020, 612178, 874540, 1174040, 1224356, 1530445, 1749080, 2142623, 2448712, 3060890, 4285246, 6121780, 8570492, 10713115, 12243560, 17140984, 21426230, 42852460, 85704920]

約数ペア:

[(1, 85704920), (2, 42852460), (4, 21426230), (5, 17140984), (7, 12243560), (8, 10713115), (10, 8570492), (14, 6121780), (20, 4285246), (28, 3060890), (35, 2448712), (40, 2142623), (49, 1749080), (56, 1530445), (70, 1224356), (73, 1174040), (98, 874540), (140, 612178), (146, 587020), (196, 437270), (245, 349816), (280, 306089), (292, 293510), (365, 234808), (392, 218635), (490, 174908), (511, 167720), (584, 146755), (599, 143080), (730, 117404), (980, 87454), (1022, 83860), (1198, 71540), (1460, 58702), (1960, 43727), (2044, 41930), (2396, 35770), (2555, 33544), (2920, 29351), (2995, 28616), (3577, 23960), (4088, 20965), (4193, 20440), (4792, 17885), (5110, 16772), (5990, 14308), (7154, 11980), (8386, 10220)]