89941840

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15401}}^1$

素因数の和:15487

約数の個数: 40

約数和(自身を含む): 211993128

約数和(自身を除く): 122051288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 15401, 30802, 61604, 77005, 123208, 154010, 246416, 308020, 616040, 1124273, 1232080, 2248546, 4497092, 5621365, 8994184, 11242730, 17988368, 22485460, 44970920, 89941840]

約数ペア:

[(1, 89941840), (2, 44970920), (4, 22485460), (5, 17988368), (8, 11242730), (10, 8994184), (16, 5621365), (20, 4497092), (40, 2248546), (73, 1232080), (80, 1124273), (146, 616040), (292, 308020), (365, 246416), (584, 154010), (730, 123208), (1168, 77005), (1460, 61604), (2920, 30802), (5840, 15401)]