80619320

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{8363}}^1$

素因数の和:8615

約数の個数: 32

約数和(自身を含む): 182167920

約数和(自身を除く): 101548600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 8363, 9640, 16726, 33452, 41815, 66904, 83630, 167260, 334520, 2015483, 4030966, 8061932, 10077415, 16123864, 20154830, 40309660, 80619320]

約数ペア:

[(1, 80619320), (2, 40309660), (4, 20154830), (5, 16123864), (8, 10077415), (10, 8061932), (20, 4030966), (40, 2015483), (241, 334520), (482, 167260), (964, 83630), (1205, 66904), (1928, 41815), (2410, 33452), (4820, 16726), (8363, 9640)]