519888850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{21617}}^1$

素因数の和:21679

約数の個数: 48

約数和(自身を含む): 1069572168

約数和(自身を除く): 549683318

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 185, 325, 370, 481, 650, 925, 962, 1850, 2405, 4810, 12025, 21617, 24050, 43234, 108085, 216170, 281021, 540425, 562042, 799829, 1080850, 1405105, 1599658, 2810210, 3999145, 7025525, 7998290, 10397777, 14051050, 19995725, 20795554, 39991450, 51988885, 103977770, 259944425, 519888850]

約数ペア:

[(1, 519888850), (2, 259944425), (5, 103977770), (10, 51988885), (13, 39991450), (25, 20795554), (26, 19995725), (37, 14051050), (50, 10397777), (65, 7998290), (74, 7025525), (130, 3999145), (185, 2810210), (325, 1599658), (370, 1405105), (481, 1080850), (650, 799829), (925, 562042), (962, 540425), (1850, 281021), (2405, 216170), (4810, 108085), (12025, 43234), (21617, 24050)]