80242120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1601}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 207619200

約数和(自身を除く): 127377080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 716, 895, 1253, 1432, 1601, 1790, 2506, 3202, 3580, 5012, 6265, 6404, 7160, 8005, 10024, 11207, 12530, 12808, 16010, 22414, 25060, 32020, 44828, 50120, 56035, 64040, 89656, 112070, 224140, 286579, 448280, 573158, 1146316, 1432895, 2006053, 2292632, 2865790, 4012106, 5731580, 8024212, 10030265, 11463160, 16048424, 20060530, 40121060, 80242120]

約数ペア:

[(1, 80242120), (2, 40121060), (4, 20060530), (5, 16048424), (7, 11463160), (8, 10030265), (10, 8024212), (14, 5731580), (20, 4012106), (28, 2865790), (35, 2292632), (40, 2006053), (56, 1432895), (70, 1146316), (140, 573158), (179, 448280), (280, 286579), (358, 224140), (716, 112070), (895, 89656), (1253, 64040), (1432, 56035), (1601, 50120), (1790, 44828), (2506, 32020), (3202, 25060), (3580, 22414), (5012, 16010), (6265, 12808), (6404, 12530), (7160, 11207), (8005, 10024)]