88358440

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11213}}^1$

素因数の和:11421

約数の個数: 32

約数和(自身を含む): 199833480

約数和(自身を除く): 111475040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 11213, 22426, 44852, 56065, 89704, 112130, 224260, 448520, 2208961, 4417922, 8835844, 11044805, 17671688, 22089610, 44179220, 88358440]

約数ペア:

[(1, 88358440), (2, 44179220), (4, 22089610), (5, 17671688), (8, 11044805), (10, 8835844), (20, 4417922), (40, 2208961), (197, 448520), (394, 224260), (788, 112130), (985, 89704), (1576, 56065), (1970, 44852), (3940, 22426), (7880, 11213)]