77866390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{433}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 163864512

約数和(自身を除く): 85998122

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 367, 433, 490, 734, 866, 1835, 2165, 2569, 3031, 3670, 4330, 5138, 6062, 12845, 15155, 17983, 21217, 25690, 30310, 35966, 42434, 89915, 106085, 158911, 179830, 212170, 317822, 794555, 1112377, 1589110, 2224754, 5561885, 7786639, 11123770, 15573278, 38933195, 77866390]

約数ペア:

[(1, 77866390), (2, 38933195), (5, 15573278), (7, 11123770), (10, 7786639), (14, 5561885), (35, 2224754), (49, 1589110), (70, 1112377), (98, 794555), (245, 317822), (367, 212170), (433, 179830), (490, 158911), (734, 106085), (866, 89915), (1835, 42434), (2165, 35966), (2569, 30310), (3031, 25690), (3670, 21217), (4330, 17983), (5138, 15155), (6062, 12845)]