1887804575995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1613}}^1\times {\mathrm{253601}}^1$

素因数の和:255303

約数の個数: 32

約数和(自身を含む): 2475528822144

約数和(自身を除く): 587724246149

約数列:

[1, 5, 13, 65, 71, 355, 923, 1613, 4615, 8065, 20969, 104845, 114523, 253601, 572615, 1268005, 1488799, 3296813, 7443995, 16484065, 18005671, 90028355, 234073723, 409058413, 1170368615, 2045292065, 5317759369, 26588796845, 29043147323, 145215736615, 377560915199, 1887804575995]

約数ペア:

[(1, 1887804575995), (5, 377560915199), (13, 145215736615), (65, 29043147323), (71, 26588796845), (355, 5317759369), (923, 2045292065), (1613, 1170368615), (4615, 409058413), (8065, 234073723), (20969, 90028355), (104845, 18005671), (114523, 16484065), (253601, 7443995), (572615, 3296813), (1268005, 1488799)]