199934576

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1613}}^1$

素因数の和:1809

約数の個数: 40

約数和(自身を含む): 397069824

約数和(自身を除く): 197135248

約数列:

[1, 2, 4, 8, 16, 61, 122, 127, 244, 254, 488, 508, 976, 1016, 1613, 2032, 3226, 6452, 7747, 12904, 15494, 25808, 30988, 61976, 98393, 123952, 196786, 204851, 393572, 409702, 787144, 819404, 1574288, 1638808, 3277616, 12495911, 24991822, 49983644, 99967288, 199934576]

約数ペア:

[(1, 199934576), (2, 99967288), (4, 49983644), (8, 24991822), (16, 12495911), (61, 3277616), (122, 1638808), (127, 1574288), (244, 819404), (254, 787144), (488, 409702), (508, 393572), (976, 204851), (1016, 196786), (1613, 123952), (2032, 98393), (3226, 61976), (6452, 30988), (7747, 25808), (12904, 15494)]