71989400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{51421}}^1$

素因数の和:51444

約数の個数: 48

約数和(自身を含む): 191289840

約数和(自身を除く): 119300440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 51421, 102842, 205684, 257105, 359947, 411368, 514210, 719894, 1028420, 1285525, 1439788, 1799735, 2056840, 2571050, 2879576, 3599470, 5142100, 7198940, 8998675, 10284200, 14397880, 17997350, 35994700, 71989400]

約数ペア:

[(1, 71989400), (2, 35994700), (4, 17997350), (5, 14397880), (7, 10284200), (8, 8998675), (10, 7198940), (14, 5142100), (20, 3599470), (25, 2879576), (28, 2571050), (35, 2056840), (40, 1799735), (50, 1439788), (56, 1285525), (70, 1028420), (100, 719894), (140, 514210), (175, 411368), (200, 359947), (280, 257105), (350, 205684), (700, 102842), (1400, 51421)]