66486400

素因数分解:

$2^7\times 5^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 166953600

約数和(自身を除く): 100467200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 128, 158, 160, 200, 263, 316, 320, 395, 400, 526, 632, 640, 790, 800, 1052, 1264, 1315, 1580, 1600, 1975, 2104, 2528, 2630, 3160, 3200, 3950, 4208, 5056, 5260, 6320, 6575, 7900, 8416, 10112, 10520, 12640, 13150, 15800, 16832, 20777, 21040, 25280, 26300, 31600, 33664, 41554, 42080, 50560, 52600, 63200, 83108, 84160, 103885, 105200, 126400, 166216, 168320, 207770, 210400, 252800, 332432, 415540, 420800, 519425, 664864, 831080, 841600, 1038850, 1329728, 1662160, 2077700, 2659456, 3324320, 4155400, 6648640, 8310800, 13297280, 16621600, 33243200, 66486400]

約数ペア:

[(1, 66486400), (2, 33243200), (4, 16621600), (5, 13297280), (8, 8310800), (10, 6648640), (16, 4155400), (20, 3324320), (25, 2659456), (32, 2077700), (40, 1662160), (50, 1329728), (64, 1038850), (79, 841600), (80, 831080), (100, 664864), (128, 519425), (158, 420800), (160, 415540), (200, 332432), (263, 252800), (316, 210400), (320, 207770), (395, 168320), (400, 166216), (526, 126400), (632, 105200), (640, 103885), (790, 84160), (800, 83108), (1052, 63200), (1264, 52600), (1315, 50560), (1580, 42080), (1600, 41554), (1975, 33664), (2104, 31600), (2528, 26300), (2630, 25280), (3160, 21040), (3200, 20777), (3950, 16832), (4208, 15800), (5056, 13150), (5260, 12640), (6320, 10520), (6575, 10112), (7900, 8416)]