156760760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{301463}}^1$

素因数の和:301487

約数の個数: 32

約数和(自身を含む): 379844640

約数和(自身を除く): 223083880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 301463, 602926, 1205852, 1507315, 2411704, 3014630, 3919019, 6029260, 7838038, 12058520, 15676076, 19595095, 31352152, 39190190, 78380380, 156760760]

約数ペア:

[(1, 156760760), (2, 78380380), (4, 39190190), (5, 31352152), (8, 19595095), (10, 15676076), (13, 12058520), (20, 7838038), (26, 6029260), (40, 3919019), (52, 3014630), (65, 2411704), (104, 1507315), (130, 1205852), (260, 602926), (520, 301463)]