80580320

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6899}}^1$

素因数の和:6987

約数の個数: 48

約数和(自身を含む): 193006800

約数和(自身を除く): 112426480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1168, 1460, 2336, 2920, 5840, 6899, 11680, 13798, 27596, 34495, 55192, 68990, 110384, 137980, 220768, 275960, 503627, 551920, 1007254, 1103840, 2014508, 2518135, 4029016, 5036270, 8058032, 10072540, 16116064, 20145080, 40290160, 80580320]

約数ペア:

[(1, 80580320), (2, 40290160), (4, 20145080), (5, 16116064), (8, 10072540), (10, 8058032), (16, 5036270), (20, 4029016), (32, 2518135), (40, 2014508), (73, 1103840), (80, 1007254), (146, 551920), (160, 503627), (292, 275960), (365, 220768), (584, 137980), (730, 110384), (1168, 68990), (1460, 55192), (2336, 34495), (2920, 27596), (5840, 13798), (6899, 11680)]