127551280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{54979}}^1$

素因数の和:55021

約数の個数: 40

約数和(自身を含む): 306788400

約数和(自身を除く): 179237120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 54979, 109958, 219916, 274895, 439832, 549790, 879664, 1099580, 1594391, 2199160, 3188782, 4398320, 6377564, 7971955, 12755128, 15943910, 25510256, 31887820, 63775640, 127551280]

約数ペア:

[(1, 127551280), (2, 63775640), (4, 31887820), (5, 25510256), (8, 15943910), (10, 12755128), (16, 7971955), (20, 6377564), (29, 4398320), (40, 3188782), (58, 2199160), (80, 1594391), (116, 1099580), (145, 879664), (232, 549790), (290, 439832), (464, 274895), (580, 219916), (1160, 109958), (2320, 54979)]