85352420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1627}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 186529728

約数和(自身を除く): 101177308

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 610, 860, 1220, 1627, 2623, 3254, 5246, 6508, 8135, 10492, 13115, 16270, 26230, 32540, 52460, 69961, 99247, 139922, 198494, 279844, 349805, 396988, 496235, 699610, 992470, 1399220, 1984940, 4267621, 8535242, 17070484, 21338105, 42676210, 85352420]

約数ペア:

[(1, 85352420), (2, 42676210), (4, 21338105), (5, 17070484), (10, 8535242), (20, 4267621), (43, 1984940), (61, 1399220), (86, 992470), (122, 699610), (172, 496235), (215, 396988), (244, 349805), (305, 279844), (430, 198494), (610, 139922), (860, 99247), (1220, 69961), (1627, 52460), (2623, 32540), (3254, 26230), (5246, 16270), (6508, 13115), (8135, 10492)]