54400840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 132678000

約数和(自身を除く): 78277160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 233, 260, 449, 466, 520, 898, 932, 1165, 1796, 1864, 2245, 2330, 3029, 3592, 4490, 4660, 5837, 6058, 8980, 9320, 11674, 12116, 15145, 17960, 23348, 24232, 29185, 30290, 46696, 58370, 60580, 104617, 116740, 121160, 209234, 233480, 418468, 523085, 836936, 1046170, 1360021, 2092340, 2720042, 4184680, 5440084, 6800105, 10880168, 13600210, 27200420, 54400840]

約数ペア:

[(1, 54400840), (2, 27200420), (4, 13600210), (5, 10880168), (8, 6800105), (10, 5440084), (13, 4184680), (20, 2720042), (26, 2092340), (40, 1360021), (52, 1046170), (65, 836936), (104, 523085), (130, 418468), (233, 233480), (260, 209234), (449, 121160), (466, 116740), (520, 104617), (898, 60580), (932, 58370), (1165, 46696), (1796, 30290), (1864, 29185), (2245, 24232), (2330, 23348), (3029, 17960), (3592, 15145), (4490, 12116), (4660, 11674), (5837, 9320), (6058, 8980)]