49639720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{95461}}^1$

素因数の和:95485

約数の個数: 32

約数和(自身を含む): 120282120

約数和(自身を除く): 70642400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 95461, 190922, 381844, 477305, 763688, 954610, 1240993, 1909220, 2481986, 3818440, 4963972, 6204965, 9927944, 12409930, 24819860, 49639720]

約数ペア:

[(1, 49639720), (2, 24819860), (4, 12409930), (5, 9927944), (8, 6204965), (10, 4963972), (13, 3818440), (20, 2481986), (26, 1909220), (40, 1240993), (52, 954610), (65, 763688), (104, 477305), (130, 381844), (260, 190922), (520, 95461)]