83490575

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20743}}^1$

素因数の和:20783

約数の個数: 24

約数和(自身を含む): 123468288

約数和(自身を除く): 39977713

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025, 20743, 103715, 145201, 477089, 518575, 726005, 2385445, 3339623, 3630025, 11927225, 16698115, 83490575]

約数ペア:

[(1, 83490575), (5, 16698115), (7, 11927225), (23, 3630025), (25, 3339623), (35, 2385445), (115, 726005), (161, 518575), (175, 477089), (575, 145201), (805, 103715), (4025, 20743)]