31225760

素因数分解:

$2^5\times 5^1\times {\mathrm{195161}}^1$

素因数の和:195176

約数の個数: 24

約数和(自身を含む): 73771236

約数和(自身を除く): 42545476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 195161, 390322, 780644, 975805, 1561288, 1951610, 3122576, 3903220, 6245152, 7806440, 15612880, 31225760]

約数ペア:

[(1, 31225760), (2, 15612880), (4, 7806440), (5, 6245152), (8, 3903220), (10, 3122576), (16, 1951610), (20, 1561288), (32, 975805), (40, 780644), (80, 390322), (160, 195161)]