52689620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 114162048

約数和(自身を除く): 61472428

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 197, 215, 311, 394, 430, 622, 788, 860, 985, 1244, 1555, 1970, 3110, 3940, 6220, 8471, 13373, 16942, 26746, 33884, 42355, 53492, 61267, 66865, 84710, 122534, 133730, 169420, 245068, 267460, 306335, 612670, 1225340, 2634481, 5268962, 10537924, 13172405, 26344810, 52689620]

約数ペア:

[(1, 52689620), (2, 26344810), (4, 13172405), (5, 10537924), (10, 5268962), (20, 2634481), (43, 1225340), (86, 612670), (172, 306335), (197, 267460), (215, 245068), (311, 169420), (394, 133730), (430, 122534), (622, 84710), (788, 66865), (860, 61267), (985, 53492), (1244, 42355), (1555, 33884), (1970, 26746), (3110, 16942), (3940, 13373), (6220, 8471)]