519883300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1979}}^1$

素因数の和:2101

約数の個数: 72

約数和(自身を含む): 1175549760

約数和(自身を除く): 655666460

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 71, 74, 100, 142, 148, 185, 284, 355, 370, 710, 740, 925, 1420, 1775, 1850, 1979, 2627, 3550, 3700, 3958, 5254, 7100, 7916, 9895, 10508, 13135, 19790, 26270, 39580, 49475, 52540, 65675, 73223, 98950, 131350, 140509, 146446, 197900, 262700, 281018, 292892, 366115, 562036, 702545, 732230, 1405090, 1464460, 1830575, 2810180, 3512725, 3661150, 5198833, 7025450, 7322300, 10397666, 14050900, 20795332, 25994165, 51988330, 103976660, 129970825, 259941650, 519883300]

約数ペア:

[(1, 519883300), (2, 259941650), (4, 129970825), (5, 103976660), (10, 51988330), (20, 25994165), (25, 20795332), (37, 14050900), (50, 10397666), (71, 7322300), (74, 7025450), (100, 5198833), (142, 3661150), (148, 3512725), (185, 2810180), (284, 1830575), (355, 1464460), (370, 1405090), (710, 732230), (740, 702545), (925, 562036), (1420, 366115), (1775, 292892), (1850, 281018), (1979, 262700), (2627, 197900), (3550, 146446), (3700, 140509), (3958, 131350), (5254, 98950), (7100, 73223), (7916, 65675), (9895, 52540), (10508, 49475), (13135, 39580), (19790, 26270)]