26291200

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 132

約数和(自身を含む): 71071840

約数和(自身を除く): 44780640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 79, 80, 100, 104, 128, 130, 158, 160, 200, 208, 256, 260, 316, 320, 325, 395, 400, 416, 512, 520, 632, 640, 650, 790, 800, 832, 1024, 1027, 1040, 1264, 1280, 1300, 1580, 1600, 1664, 1975, 2054, 2080, 2528, 2560, 2600, 3160, 3200, 3328, 3950, 4108, 4160, 5056, 5120, 5135, 5200, 6320, 6400, 6656, 7900, 8216, 8320, 10112, 10270, 10400, 12640, 12800, 13312, 15800, 16432, 16640, 20224, 20540, 20800, 25280, 25600, 25675, 31600, 32864, 33280, 40448, 41080, 41600, 50560, 51350, 63200, 65728, 66560, 80896, 82160, 83200, 101120, 102700, 126400, 131456, 164320, 166400, 202240, 205400, 252800, 262912, 328640, 332800, 404480, 410800, 505600, 525824, 657280, 821600, 1011200, 1051648, 1314560, 1643200, 2022400, 2629120, 3286400, 5258240, 6572800, 13145600, 26291200]

約数ペア:

[(1, 26291200), (2, 13145600), (4, 6572800), (5, 5258240), (8, 3286400), (10, 2629120), (13, 2022400), (16, 1643200), (20, 1314560), (25, 1051648), (26, 1011200), (32, 821600), (40, 657280), (50, 525824), (52, 505600), (64, 410800), (65, 404480), (79, 332800), (80, 328640), (100, 262912), (104, 252800), (128, 205400), (130, 202240), (158, 166400), (160, 164320), (200, 131456), (208, 126400), (256, 102700), (260, 101120), (316, 83200), (320, 82160), (325, 80896), (395, 66560), (400, 65728), (416, 63200), (512, 51350), (520, 50560), (632, 41600), (640, 41080), (650, 40448), (790, 33280), (800, 32864), (832, 31600), (1024, 25675), (1027, 25600), (1040, 25280), (1264, 20800), (1280, 20540), (1300, 20224), (1580, 16640), (1600, 16432), (1664, 15800), (1975, 13312), (2054, 12800), (2080, 12640), (2528, 10400), (2560, 10270), (2600, 10112), (3160, 8320), (3200, 8216), (3328, 7900), (3950, 6656), (4108, 6400), (4160, 6320), (5056, 5200), (5120, 5135)]