18833600

素因数分解:

$2^6\times 5^2\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 84

約数和(自身を含む): 47244000

約数和(自身を除く): 28410400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 149, 158, 160, 200, 298, 316, 320, 395, 400, 596, 632, 745, 790, 800, 1192, 1264, 1490, 1580, 1600, 1975, 2384, 2528, 2980, 3160, 3725, 3950, 4768, 5056, 5960, 6320, 7450, 7900, 9536, 11771, 11920, 12640, 14900, 15800, 23542, 23840, 25280, 29800, 31600, 47084, 47680, 58855, 59600, 63200, 94168, 117710, 119200, 126400, 188336, 235420, 238400, 294275, 376672, 470840, 588550, 753344, 941680, 1177100, 1883360, 2354200, 3766720, 4708400, 9416800, 18833600]

約数ペア:

[(1, 18833600), (2, 9416800), (4, 4708400), (5, 3766720), (8, 2354200), (10, 1883360), (16, 1177100), (20, 941680), (25, 753344), (32, 588550), (40, 470840), (50, 376672), (64, 294275), (79, 238400), (80, 235420), (100, 188336), (149, 126400), (158, 119200), (160, 117710), (200, 94168), (298, 63200), (316, 59600), (320, 58855), (395, 47680), (400, 47084), (596, 31600), (632, 29800), (745, 25280), (790, 23840), (800, 23542), (1192, 15800), (1264, 14900), (1490, 12640), (1580, 11920), (1600, 11771), (1975, 9536), (2384, 7900), (2528, 7450), (2980, 6320), (3160, 5960), (3725, 5056), (3950, 4768)]