85378720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{76231}}^1$

素因数の和:76253

約数の個数: 48

約数和(自身を含む): 230525568

約数和(自身を除く): 145146848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 76231, 152462, 304924, 381155, 533617, 609848, 762310, 1067234, 1219696, 1524620, 2134468, 2439392, 2668085, 3049240, 4268936, 5336170, 6098480, 8537872, 10672340, 12196960, 17075744, 21344680, 42689360, 85378720]

約数ペア:

[(1, 85378720), (2, 42689360), (4, 21344680), (5, 17075744), (7, 12196960), (8, 10672340), (10, 8537872), (14, 6098480), (16, 5336170), (20, 4268936), (28, 3049240), (32, 2668085), (35, 2439392), (40, 2134468), (56, 1524620), (70, 1219696), (80, 1067234), (112, 762310), (140, 609848), (160, 533617), (224, 381155), (280, 304924), (560, 152462), (1120, 76231)]