25857560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22291}}^1$

素因数の和:22331

約数の個数: 32

約数和(自身を含む): 60188400

約数和(自身を除く): 34330840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 22291, 44582, 89164, 111455, 178328, 222910, 445820, 646439, 891640, 1292878, 2585756, 3232195, 5171512, 6464390, 12928780, 25857560]

約数ペア:

[(1, 25857560), (2, 12928780), (4, 6464390), (5, 5171512), (8, 3232195), (10, 2585756), (20, 1292878), (29, 891640), (40, 646439), (58, 445820), (116, 222910), (145, 178328), (232, 111455), (290, 89164), (580, 44582), (1160, 22291)]