2082205450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{8069}}^1$

素因数の和:8491

約数の個数: 48

約数和(自身を含む): 4181841720

約数和(自身を除く): 2099636270

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 397, 650, 794, 1985, 3970, 5161, 8069, 9925, 10322, 16138, 19850, 25805, 40345, 51610, 80690, 104897, 129025, 201725, 209794, 258050, 403450, 524485, 1048970, 2622425, 3203393, 5244850, 6406786, 16016965, 32033930, 41644109, 80084825, 83288218, 160169650, 208220545, 416441090, 1041102725, 2082205450]

約数ペア:

[(1, 2082205450), (2, 1041102725), (5, 416441090), (10, 208220545), (13, 160169650), (25, 83288218), (26, 80084825), (50, 41644109), (65, 32033930), (130, 16016965), (325, 6406786), (397, 5244850), (650, 3203393), (794, 2622425), (1985, 1048970), (3970, 524485), (5161, 403450), (8069, 258050), (9925, 209794), (10322, 201725), (16138, 129025), (19850, 104897), (25805, 80690), (40345, 51610)]