78279236

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 163296000

約数和(自身を除く): 85016764

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 149, 203, 298, 406, 596, 647, 812, 1043, 1294, 2086, 2588, 4172, 4321, 4529, 8642, 9058, 17284, 18116, 18763, 30247, 37526, 60494, 75052, 96403, 120988, 131341, 192806, 262682, 385612, 525364, 674821, 1349642, 2699284, 2795687, 5591374, 11182748, 19569809, 39139618, 78279236]

約数ペア:

[(1, 78279236), (2, 39139618), (4, 19569809), (7, 11182748), (14, 5591374), (28, 2795687), (29, 2699284), (58, 1349642), (116, 674821), (149, 525364), (203, 385612), (298, 262682), (406, 192806), (596, 131341), (647, 120988), (812, 96403), (1043, 75052), (1294, 60494), (2086, 37526), (2588, 30247), (4172, 18763), (4321, 18116), (4529, 17284), (8642, 9058)]