12431000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 30101760

約数和(自身を除く): 17670760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 401, 500, 620, 775, 802, 1000, 1240, 1550, 1604, 2005, 3100, 3208, 3875, 4010, 6200, 7750, 8020, 10025, 12431, 15500, 16040, 20050, 24862, 31000, 40100, 49724, 50125, 62155, 80200, 99448, 100250, 124310, 200500, 248620, 310775, 401000, 497240, 621550, 1243100, 1553875, 2486200, 3107750, 6215500, 12431000]

約数ペア:

[(1, 12431000), (2, 6215500), (4, 3107750), (5, 2486200), (8, 1553875), (10, 1243100), (20, 621550), (25, 497240), (31, 401000), (40, 310775), (50, 248620), (62, 200500), (100, 124310), (124, 100250), (125, 99448), (155, 80200), (200, 62155), (248, 50125), (250, 49724), (310, 40100), (401, 31000), (500, 24862), (620, 20050), (775, 16040), (802, 15500), (1000, 12431), (1240, 10025), (1550, 8020), (1604, 7750), (2005, 6200), (3100, 4010), (3208, 3875)]