89859892

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 176783040

約数和(自身を除く): 86923148

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 157, 314, 323, 443, 628, 646, 886, 1292, 1772, 2669, 2983, 5338, 5966, 7531, 8417, 10676, 11932, 15062, 16834, 30124, 33668, 50711, 69551, 101422, 139102, 143089, 202844, 278204, 286178, 572356, 1182367, 1321469, 2364734, 2642938, 4729468, 5285876, 22464973, 44929946, 89859892]

約数ペア:

[(1, 89859892), (2, 44929946), (4, 22464973), (17, 5285876), (19, 4729468), (34, 2642938), (38, 2364734), (68, 1321469), (76, 1182367), (157, 572356), (314, 286178), (323, 278204), (443, 202844), (628, 143089), (646, 139102), (886, 101422), (1292, 69551), (1772, 50711), (2669, 33668), (2983, 30124), (5338, 16834), (5966, 15062), (7531, 11932), (8417, 10676)]