64492850

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 125188416

約数和(自身を除く): 60695566

約数列:

[1, 2, 5, 10, 25, 37, 50, 71, 74, 142, 185, 355, 370, 491, 710, 925, 982, 1775, 1850, 2455, 2627, 3550, 4910, 5254, 12275, 13135, 18167, 24550, 26270, 34861, 36334, 65675, 69722, 90835, 131350, 174305, 181670, 348610, 454175, 871525, 908350, 1289857, 1743050, 2579714, 6449285, 12898570, 32246425, 64492850]

約数ペア:

[(1, 64492850), (2, 32246425), (5, 12898570), (10, 6449285), (25, 2579714), (37, 1743050), (50, 1289857), (71, 908350), (74, 871525), (142, 454175), (185, 348610), (355, 181670), (370, 174305), (491, 131350), (710, 90835), (925, 69722), (982, 65675), (1775, 36334), (1850, 34861), (2455, 26270), (2627, 24550), (3550, 18167), (4910, 13135), (5254, 12275)]