25920770

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 23068030

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 251, 449, 502, 898, 1255, 2245, 2510, 4490, 5773, 10327, 11546, 20654, 28865, 51635, 57730, 103270, 112699, 225398, 563495, 1126990, 2592077, 5184154, 12960385, 25920770]

約数ペア:

[(1, 25920770), (2, 12960385), (5, 5184154), (10, 2592077), (23, 1126990), (46, 563495), (115, 225398), (230, 112699), (251, 103270), (449, 57730), (502, 51635), (898, 28865), (1255, 20654), (2245, 11546), (2510, 10327), (4490, 5773)]