61255220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5479}}^1$

素因数の和:5544

約数の個数: 48

約数和(自身を含む): 141778560

約数和(自身を除く): 80523340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5479, 5590, 10958, 11180, 21916, 27395, 54790, 71227, 109580, 142454, 235597, 284908, 356135, 471194, 712270, 942388, 1177985, 1424540, 2355970, 3062761, 4711940, 6125522, 12251044, 15313805, 30627610, 61255220]

約数ペア:

[(1, 61255220), (2, 30627610), (4, 15313805), (5, 12251044), (10, 6125522), (13, 4711940), (20, 3062761), (26, 2355970), (43, 1424540), (52, 1177985), (65, 942388), (86, 712270), (130, 471194), (172, 356135), (215, 284908), (260, 235597), (430, 142454), (559, 109580), (860, 71227), (1118, 54790), (2236, 27395), (2795, 21916), (5479, 11180), (5590, 10958)]