53189120

素因数分解:

$2^9\times 5^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 80

約数和(自身を含む): 129634560

約数和(自身を除く): 76445440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 256, 263, 316, 320, 395, 512, 526, 632, 640, 790, 1052, 1264, 1280, 1315, 1580, 2104, 2528, 2560, 2630, 3160, 4208, 5056, 5260, 6320, 8416, 10112, 10520, 12640, 16832, 20224, 20777, 21040, 25280, 33664, 40448, 41554, 42080, 50560, 67328, 83108, 84160, 101120, 103885, 134656, 166216, 168320, 202240, 207770, 332432, 336640, 415540, 664864, 673280, 831080, 1329728, 1662160, 2659456, 3324320, 5318912, 6648640, 10637824, 13297280, 26594560, 53189120]

約数ペア:

[(1, 53189120), (2, 26594560), (4, 13297280), (5, 10637824), (8, 6648640), (10, 5318912), (16, 3324320), (20, 2659456), (32, 1662160), (40, 1329728), (64, 831080), (79, 673280), (80, 664864), (128, 415540), (158, 336640), (160, 332432), (256, 207770), (263, 202240), (316, 168320), (320, 166216), (395, 134656), (512, 103885), (526, 101120), (632, 84160), (640, 83108), (790, 67328), (1052, 50560), (1264, 42080), (1280, 41554), (1315, 40448), (1580, 33664), (2104, 25280), (2528, 21040), (2560, 20777), (2630, 20224), (3160, 16832), (4208, 12640), (5056, 10520), (5260, 10112), (6320, 8416)]