20160469900

素因数分解:

$2^2\times 5^2\times {\mathrm{2621}}^1\times {\mathrm{76919}}^1$

素因数の和:79554

約数の個数: 36

約数和(自身を含む): 43765480080

約数和(自身を除く): 23605010180

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2621, 5242, 10484, 13105, 26210, 52420, 65525, 76919, 131050, 153838, 262100, 307676, 384595, 769190, 1538380, 1922975, 3845950, 7691900, 201604699, 403209398, 806418796, 1008023495, 2016046990, 4032093980, 5040117475, 10080234950, 20160469900]

約数ペア:

[(1, 20160469900), (2, 10080234950), (4, 5040117475), (5, 4032093980), (10, 2016046990), (20, 1008023495), (25, 806418796), (50, 403209398), (100, 201604699), (2621, 7691900), (5242, 3845950), (10484, 1922975), (13105, 1538380), (26210, 769190), (52420, 384595), (65525, 307676), (76919, 262100), (131050, 153838)]