8103129215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{25243}}^1$

素因数の和:25407

約数の個数: 32

約数和(自身を含む): 10663065600

約数和(自身を除く): 2559936385

約数列:

[1, 5, 19, 31, 95, 109, 155, 545, 589, 2071, 2945, 3379, 10355, 16895, 25243, 64201, 126215, 321005, 479617, 782533, 2398085, 2751487, 3912665, 13757435, 14868127, 52278253, 74340635, 85296097, 261391265, 426480485, 1620625843, 8103129215]

約数ペア:

[(1, 8103129215), (5, 1620625843), (19, 426480485), (31, 261391265), (95, 85296097), (109, 74340635), (155, 52278253), (545, 14868127), (589, 13757435), (2071, 3912665), (2945, 2751487), (3379, 2398085), (10355, 782533), (16895, 479617), (25243, 321005), (64201, 126215)]