256115332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2579}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 510592320

約数和(自身を除く): 254476988

約数列:

[1, 2, 4, 11, 22, 37, 44, 61, 74, 122, 148, 244, 407, 671, 814, 1342, 1628, 2257, 2579, 2684, 4514, 5158, 9028, 10316, 24827, 28369, 49654, 56738, 95423, 99308, 113476, 157319, 190846, 314638, 381692, 629276, 1049653, 1730509, 2099306, 3461018, 4198612, 5820803, 6922036, 11641606, 23283212, 64028833, 128057666, 256115332]

約数ペア:

[(1, 256115332), (2, 128057666), (4, 64028833), (11, 23283212), (22, 11641606), (37, 6922036), (44, 5820803), (61, 4198612), (74, 3461018), (122, 2099306), (148, 1730509), (244, 1049653), (407, 629276), (671, 381692), (814, 314638), (1342, 190846), (1628, 157319), (2257, 113476), (2579, 99308), (2684, 95423), (4514, 56738), (5158, 49654), (9028, 28369), (10316, 24827)]