71302400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:896

約数の個数: 108

約数和(自身を含む): 190282092

約数和(自身を除く): 118979692

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 857, 1040, 1280, 1300, 1600, 1664, 1714, 2080, 2600, 3200, 3328, 3428, 4160, 4285, 5200, 6400, 6856, 8320, 8570, 10400, 11141, 13712, 16640, 17140, 20800, 21425, 22282, 27424, 34280, 41600, 42850, 44564, 54848, 55705, 68560, 83200, 85700, 89128, 109696, 111410, 137120, 171400, 178256, 219392, 222820, 274240, 278525, 342800, 356512, 445640, 548480, 557050, 685600, 713024, 891280, 1096960, 1114100, 1371200, 1426048, 1782560, 2228200, 2742400, 2852096, 3565120, 4456400, 5484800, 7130240, 8912800, 14260480, 17825600, 35651200, 71302400]

約数ペア:

[(1, 71302400), (2, 35651200), (4, 17825600), (5, 14260480), (8, 8912800), (10, 7130240), (13, 5484800), (16, 4456400), (20, 3565120), (25, 2852096), (26, 2742400), (32, 2228200), (40, 1782560), (50, 1426048), (52, 1371200), (64, 1114100), (65, 1096960), (80, 891280), (100, 713024), (104, 685600), (128, 557050), (130, 548480), (160, 445640), (200, 356512), (208, 342800), (256, 278525), (260, 274240), (320, 222820), (325, 219392), (400, 178256), (416, 171400), (520, 137120), (640, 111410), (650, 109696), (800, 89128), (832, 85700), (857, 83200), (1040, 68560), (1280, 55705), (1300, 54848), (1600, 44564), (1664, 42850), (1714, 41600), (2080, 34280), (2600, 27424), (3200, 22282), (3328, 21425), (3428, 20800), (4160, 17140), (4285, 16640), (5200, 13712), (6400, 11141), (6856, 10400), (8320, 8570)]