80256904

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15749}}^1$

素因数の和:15782

約数の個数: 48

約数和(自身を含む): 188527500

約数和(自身を除く): 108270596

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 15749, 31498, 62996, 110243, 125992, 204737, 220486, 409474, 440972, 771701, 818948, 881944, 1433159, 1543402, 1637896, 2866318, 3086804, 5732636, 6173608, 10032113, 11465272, 20064226, 40128452, 80256904]

約数ペア:

[(1, 80256904), (2, 40128452), (4, 20064226), (7, 11465272), (8, 10032113), (13, 6173608), (14, 5732636), (26, 3086804), (28, 2866318), (49, 1637896), (52, 1543402), (56, 1433159), (91, 881944), (98, 818948), (104, 771701), (182, 440972), (196, 409474), (364, 220486), (392, 204737), (637, 125992), (728, 110243), (1274, 62996), (2548, 31498), (5096, 15749)]