31090880

素因数分解:

$2^6\times 5^1\times {\mathrm{97159}}^1$

素因数の和:97176

約数の個数: 28

約数和(自身を含む): 74035920

約数和(自身を除く): 42945040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 97159, 194318, 388636, 485795, 777272, 971590, 1554544, 1943180, 3109088, 3886360, 6218176, 7772720, 15545440, 31090880]

約数ペア:

[(1, 31090880), (2, 15545440), (4, 7772720), (5, 6218176), (8, 3886360), (10, 3109088), (16, 1943180), (20, 1554544), (32, 971590), (40, 777272), (64, 485795), (80, 388636), (160, 194318), (320, 97159)]