77593040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{138559}}^1$

素因数の和:138579

約数の個数: 40

約数和(自身を含む): 206177280

約数和(自身を除く): 128584240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 138559, 277118, 554236, 692795, 969913, 1108472, 1385590, 1939826, 2216944, 2771180, 3879652, 4849565, 5542360, 7759304, 9699130, 11084720, 15518608, 19398260, 38796520, 77593040]

約数ペア:

[(1, 77593040), (2, 38796520), (4, 19398260), (5, 15518608), (7, 11084720), (8, 9699130), (10, 7759304), (14, 5542360), (16, 4849565), (20, 3879652), (28, 2771180), (35, 2216944), (40, 1939826), (56, 1385590), (70, 1108472), (80, 969913), (112, 692795), (140, 554236), (280, 277118), (560, 138559)]