82878460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4519}}^1$

素因数の和:4666

約数の個数: 48

約数和(自身を含む): 200471040

約数和(自身を除く): 117592580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4519, 4585, 9038, 9170, 18076, 18340, 22595, 31633, 45190, 63266, 90380, 126532, 158165, 316330, 591989, 632660, 1183978, 2367956, 2959945, 4143923, 5919890, 8287846, 11839780, 16575692, 20719615, 41439230, 82878460]

約数ペア:

[(1, 82878460), (2, 41439230), (4, 20719615), (5, 16575692), (7, 11839780), (10, 8287846), (14, 5919890), (20, 4143923), (28, 2959945), (35, 2367956), (70, 1183978), (131, 632660), (140, 591989), (262, 316330), (524, 158165), (655, 126532), (917, 90380), (1310, 63266), (1834, 45190), (2620, 31633), (3668, 22595), (4519, 18340), (4585, 18076), (9038, 9170)]