71040445

素因数分解:

$5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{1801}}^1$

素因数の和:1850

約数の個数: 32

約数和(自身を含む): 103795200

約数和(自身を除く): 32754755

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 343, 805, 1127, 1715, 1801, 5635, 7889, 9005, 12607, 39445, 41423, 63035, 88249, 207115, 289961, 441245, 617743, 1449805, 2029727, 3088715, 10148635, 14208089, 71040445]

約数ペア:

[(1, 71040445), (5, 14208089), (7, 10148635), (23, 3088715), (35, 2029727), (49, 1449805), (115, 617743), (161, 441245), (245, 289961), (343, 207115), (805, 88249), (1127, 63035), (1715, 41423), (1801, 39445), (5635, 12607), (7889, 9005)]