5012500

素因数分解:

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

素因数の和:430

約数の個数: 36

約数和(自身を含む): 10991484

約数和(自身を除く): 5978984

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 401, 500, 625, 802, 1250, 1604, 2005, 2500, 3125, 4010, 6250, 8020, 10025, 12500, 20050, 40100, 50125, 100250, 200500, 250625, 501250, 1002500, 1253125, 2506250, 5012500]

約数ペア:

[(1, 5012500), (2, 2506250), (4, 1253125), (5, 1002500), (10, 501250), (20, 250625), (25, 200500), (50, 100250), (100, 50125), (125, 40100), (250, 20050), (401, 12500), (500, 10025), (625, 8020), (802, 6250), (1250, 4010), (1604, 3125), (2005, 2500)]