200239720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{63367}}^1$

素因数の和:63457

約数の個数: 32

約数和(自身を含む): 456249600

約数和(自身を除く): 256009880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 63367, 126734, 253468, 316835, 506936, 633670, 1267340, 2534680, 5005993, 10011986, 20023972, 25029965, 40047944, 50059930, 100119860, 200239720]

約数ペア:

[(1, 200239720), (2, 100119860), (4, 50059930), (5, 40047944), (8, 25029965), (10, 20023972), (20, 10011986), (40, 5005993), (79, 2534680), (158, 1267340), (316, 633670), (395, 506936), (632, 316835), (790, 253468), (1580, 126734), (3160, 63367)]