71968400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{25703}}^1$

素因数の和:25728

約数の個数: 60

約数和(自身を含む): 197612352

約数和(自身を除く): 125643952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 25703, 51406, 102812, 128515, 179921, 205624, 257030, 359842, 411248, 514060, 642575, 719684, 899605, 1028120, 1285150, 1439368, 1799210, 2056240, 2570300, 2878736, 3598420, 4498025, 5140600, 7196840, 8996050, 10281200, 14393680, 17992100, 35984200, 71968400]

約数ペア:

[(1, 71968400), (2, 35984200), (4, 17992100), (5, 14393680), (7, 10281200), (8, 8996050), (10, 7196840), (14, 5140600), (16, 4498025), (20, 3598420), (25, 2878736), (28, 2570300), (35, 2056240), (40, 1799210), (50, 1439368), (56, 1285150), (70, 1028120), (80, 899605), (100, 719684), (112, 642575), (140, 514060), (175, 411248), (200, 359842), (280, 257030), (350, 205624), (400, 179921), (560, 128515), (700, 102812), (1400, 51406), (2800, 25703)]