205123526330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{788603}}^1$

素因数の和:788703

約数の個数: 48

約数和(自身を含む): 399443698080

約数和(自身を除く): 194320171750

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1369, 1406, 2738, 3515, 6845, 7030, 13690, 26011, 52022, 130055, 260110, 788603, 1577206, 3943015, 7886030, 14983457, 29178311, 29966914, 58356622, 74917285, 145891555, 149834570, 291783110, 554387909, 1079597507, 1108775818, 2159195014, 2771939545, 5397987535, 5543879090, 10795975070, 20512352633, 41024705266, 102561763165, 205123526330]

約数ペア:

[(1, 205123526330), (2, 102561763165), (5, 41024705266), (10, 20512352633), (19, 10795975070), (37, 5543879090), (38, 5397987535), (74, 2771939545), (95, 2159195014), (185, 1108775818), (190, 1079597507), (370, 554387909), (703, 291783110), (1369, 149834570), (1406, 145891555), (2738, 74917285), (3515, 58356622), (6845, 29966914), (7030, 29178311), (13690, 14983457), (26011, 7886030), (52022, 3943015), (130055, 1577206), (260110, 788603)]