80493868

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4513}}^1$

素因数の和:4551

約数の個数: 48

約数和(自身を含む): 176948800

約数和(自身を除く): 96454932

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 4513, 8918, 9026, 17836, 18052, 31591, 58669, 63182, 117338, 126364, 221137, 234676, 410683, 442274, 821366, 884548, 1547959, 1642732, 2874781, 3095918, 5749562, 6191836, 11499124, 20123467, 40246934, 80493868]

約数ペア:

[(1, 80493868), (2, 40246934), (4, 20123467), (7, 11499124), (13, 6191836), (14, 5749562), (26, 3095918), (28, 2874781), (49, 1642732), (52, 1547959), (91, 884548), (98, 821366), (182, 442274), (196, 410683), (343, 234676), (364, 221137), (637, 126364), (686, 117338), (1274, 63182), (1372, 58669), (2548, 31591), (4459, 18052), (4513, 17836), (8918, 9026)]