81004250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{11173}}^1$

素因数の和:11219

約数の個数: 32

約数和(自身を含む): 156882960

約数和(自身を除く): 75878710

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 7250, 11173, 22346, 55865, 111730, 279325, 324017, 558650, 648034, 1396625, 1620085, 2793250, 3240170, 8100425, 16200850, 40502125, 81004250]

約数ペア:

[(1, 81004250), (2, 40502125), (5, 16200850), (10, 8100425), (25, 3240170), (29, 2793250), (50, 1620085), (58, 1396625), (125, 648034), (145, 558650), (250, 324017), (290, 279325), (725, 111730), (1450, 55865), (3625, 22346), (7250, 11173)]