25778500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 63423360

約数和(自身を除く): 37644860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 109, 110, 125, 172, 215, 218, 220, 250, 275, 430, 436, 473, 500, 545, 550, 860, 946, 1075, 1090, 1100, 1199, 1375, 1892, 2150, 2180, 2365, 2398, 2725, 2750, 4300, 4687, 4730, 4796, 5375, 5450, 5500, 5995, 9374, 9460, 10750, 10900, 11825, 11990, 13625, 18748, 21500, 23435, 23650, 23980, 27250, 29975, 46870, 47300, 51557, 54500, 59125, 59950, 93740, 103114, 117175, 118250, 119900, 149875, 206228, 234350, 236500, 257785, 299750, 468700, 515570, 585875, 599500, 1031140, 1171750, 1288925, 2343500, 2577850, 5155700, 6444625, 12889250, 25778500]

約数ペア:

[(1, 25778500), (2, 12889250), (4, 6444625), (5, 5155700), (10, 2577850), (11, 2343500), (20, 1288925), (22, 1171750), (25, 1031140), (43, 599500), (44, 585875), (50, 515570), (55, 468700), (86, 299750), (100, 257785), (109, 236500), (110, 234350), (125, 206228), (172, 149875), (215, 119900), (218, 118250), (220, 117175), (250, 103114), (275, 93740), (430, 59950), (436, 59125), (473, 54500), (500, 51557), (545, 47300), (550, 46870), (860, 29975), (946, 27250), (1075, 23980), (1090, 23650), (1100, 23435), (1199, 21500), (1375, 18748), (1892, 13625), (2150, 11990), (2180, 11825), (2365, 10900), (2398, 10750), (2725, 9460), (2750, 9374), (4300, 5995), (4687, 5500), (4730, 5450), (4796, 5375)]