1029100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 2296728

約数和(自身を除く): 1267628

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 251, 410, 502, 820, 1004, 1025, 1255, 2050, 2510, 4100, 5020, 6275, 10291, 12550, 20582, 25100, 41164, 51455, 102910, 205820, 257275, 514550, 1029100]

約数ペア:

[(1, 1029100), (2, 514550), (4, 257275), (5, 205820), (10, 102910), (20, 51455), (25, 41164), (41, 25100), (50, 20582), (82, 12550), (100, 10291), (164, 6275), (205, 5020), (251, 4100), (410, 2510), (502, 2050), (820, 1255), (1004, 1025)]