64266040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:472

約数の個数: 64

約数和(自身を含む): 149960160

約数和(自身を除く): 85694120

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 173, 185, 251, 296, 346, 370, 502, 692, 740, 865, 1004, 1255, 1384, 1480, 1730, 2008, 2510, 3460, 5020, 6401, 6920, 9287, 10040, 12802, 18574, 25604, 32005, 37148, 43423, 46435, 51208, 64010, 74296, 86846, 92870, 128020, 173692, 185740, 217115, 256040, 347384, 371480, 434230, 868460, 1606651, 1736920, 3213302, 6426604, 8033255, 12853208, 16066510, 32133020, 64266040]

約数ペア:

[(1, 64266040), (2, 32133020), (4, 16066510), (5, 12853208), (8, 8033255), (10, 6426604), (20, 3213302), (37, 1736920), (40, 1606651), (74, 868460), (148, 434230), (173, 371480), (185, 347384), (251, 256040), (296, 217115), (346, 185740), (370, 173692), (502, 128020), (692, 92870), (740, 86846), (865, 74296), (1004, 64010), (1255, 51208), (1384, 46435), (1480, 43423), (1730, 37148), (2008, 32005), (2510, 25604), (3460, 18574), (5020, 12802), (6401, 10040), (6920, 9287)]