11771000

素因数分解:

$2^3\times 5^3\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 28080000

約数和(自身を除く): 16309000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 149, 158, 200, 250, 298, 316, 395, 500, 596, 632, 745, 790, 1000, 1192, 1490, 1580, 1975, 2980, 3160, 3725, 3950, 5960, 7450, 7900, 9875, 11771, 14900, 15800, 18625, 19750, 23542, 29800, 37250, 39500, 47084, 58855, 74500, 79000, 94168, 117710, 149000, 235420, 294275, 470840, 588550, 1177100, 1471375, 2354200, 2942750, 5885500, 11771000]

約数ペア:

[(1, 11771000), (2, 5885500), (4, 2942750), (5, 2354200), (8, 1471375), (10, 1177100), (20, 588550), (25, 470840), (40, 294275), (50, 235420), (79, 149000), (100, 117710), (125, 94168), (149, 79000), (158, 74500), (200, 58855), (250, 47084), (298, 39500), (316, 37250), (395, 29800), (500, 23542), (596, 19750), (632, 18625), (745, 15800), (790, 14900), (1000, 11771), (1192, 9875), (1490, 7900), (1580, 7450), (1975, 5960), (2980, 3950), (3160, 3725)]