68253388

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 140616000

約数和(自身を除く): 72362612

約数列:

[1, 2, 4, 7, 14, 28, 61, 89, 122, 178, 244, 356, 427, 449, 623, 854, 898, 1246, 1708, 1796, 2492, 3143, 5429, 6286, 10858, 12572, 21716, 27389, 38003, 39961, 54778, 76006, 79922, 109556, 152012, 159844, 191723, 279727, 383446, 559454, 766892, 1118908, 2437621, 4875242, 9750484, 17063347, 34126694, 68253388]

約数ペア:

[(1, 68253388), (2, 34126694), (4, 17063347), (7, 9750484), (14, 4875242), (28, 2437621), (61, 1118908), (89, 766892), (122, 559454), (178, 383446), (244, 279727), (356, 191723), (427, 159844), (449, 152012), (623, 109556), (854, 79922), (898, 76006), (1246, 54778), (1708, 39961), (1796, 38003), (2492, 27389), (3143, 21716), (5429, 12572), (6286, 10858)]