1299265205

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 1934254080

約数和(自身を除く): 634988875

約数列:

[1, 5, 7, 17, 35, 79, 85, 119, 131, 211, 395, 553, 595, 655, 917, 1055, 1343, 1477, 2227, 2765, 3587, 4585, 6715, 7385, 9401, 10349, 11135, 15589, 16669, 17935, 25109, 27641, 47005, 51745, 72443, 77945, 83345, 116683, 125545, 138205, 175933, 193487, 283373, 362215, 469897, 583415, 879665, 967435, 1231531, 1416865, 1983611, 2183639, 2349485, 3289279, 6157655, 9918055, 10918195, 15285473, 16446395, 37121863, 76427365, 185609315, 259853041, 1299265205]

約数ペア:

[(1, 1299265205), (5, 259853041), (7, 185609315), (17, 76427365), (35, 37121863), (79, 16446395), (85, 15285473), (119, 10918195), (131, 9918055), (211, 6157655), (395, 3289279), (553, 2349485), (595, 2183639), (655, 1983611), (917, 1416865), (1055, 1231531), (1343, 967435), (1477, 879665), (2227, 583415), (2765, 469897), (3587, 362215), (4585, 283373), (6715, 193487), (7385, 175933), (9401, 138205), (10349, 125545), (11135, 116683), (15589, 83345), (16669, 77945), (17935, 72443), (25109, 51745), (27641, 47005)]