40297504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 86122008

約数和(自身を除く): 45824504

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 157, 208, 314, 416, 617, 628, 1234, 1256, 2041, 2468, 2512, 4082, 4936, 5024, 8021, 8164, 9872, 16042, 16328, 19744, 32084, 32656, 64168, 65312, 96869, 128336, 193738, 256672, 387476, 774952, 1259297, 1549904, 2518594, 3099808, 5037188, 10074376, 20148752, 40297504]

約数ペア:

[(1, 40297504), (2, 20148752), (4, 10074376), (8, 5037188), (13, 3099808), (16, 2518594), (26, 1549904), (32, 1259297), (52, 774952), (104, 387476), (157, 256672), (208, 193738), (314, 128336), (416, 96869), (617, 65312), (628, 64168), (1234, 32656), (1256, 32084), (2041, 19744), (2468, 16328), (2512, 16042), (4082, 9872), (4936, 8164), (5024, 8021)]