163039280

素因数分解:

$2^4\times 5^1\times {\mathrm{601}}^1\times {\mathrm{3391}}^1$

素因数の和:4005

約数の個数: 40

約数和(自身を含む): 379809024

約数和(自身を除く): 216769744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 601, 1202, 2404, 3005, 3391, 4808, 6010, 6782, 9616, 12020, 13564, 16955, 24040, 27128, 33910, 48080, 54256, 67820, 135640, 271280, 2037991, 4075982, 8151964, 10189955, 16303928, 20379910, 32607856, 40759820, 81519640, 163039280]

約数ペア:

[(1, 163039280), (2, 81519640), (4, 40759820), (5, 32607856), (8, 20379910), (10, 16303928), (16, 10189955), (20, 8151964), (40, 4075982), (80, 2037991), (601, 271280), (1202, 135640), (2404, 67820), (3005, 54256), (3391, 48080), (4808, 33910), (6010, 27128), (6782, 24040), (9616, 16955), (12020, 13564)]