49091380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4391}}^1$

素因数の和:4456

約数の個数: 48

約数和(自身を含む): 113629824

約数和(自身を除く): 64538444

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, 4391, 5590, 8782, 11180, 17564, 21955, 43910, 57083, 87820, 114166, 188813, 228332, 285415, 377626, 570830, 755252, 944065, 1141660, 1888130, 2454569, 3776260, 4909138, 9818276, 12272845, 24545690, 49091380]

約数ペア:

[(1, 49091380), (2, 24545690), (4, 12272845), (5, 9818276), (10, 4909138), (13, 3776260), (20, 2454569), (26, 1888130), (43, 1141660), (52, 944065), (65, 755252), (86, 570830), (130, 377626), (172, 285415), (215, 228332), (260, 188813), (430, 114166), (559, 87820), (860, 57083), (1118, 43910), (2236, 21955), (2795, 17564), (4391, 11180), (5590, 8782)]