20163033475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1\times {\mathrm{971}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 27178822944

約数和(自身を除く): 7015789469

約数列:

[1, 5, 13, 25, 65, 181, 325, 353, 905, 971, 1765, 2353, 4525, 4589, 4855, 8825, 11765, 12623, 22945, 24275, 58825, 63115, 63893, 114725, 175751, 315575, 319465, 342763, 830609, 878755, 1597325, 1713815, 2284763, 4153045, 4393775, 4455919, 8569075, 11423815, 20765225, 22279595, 57119075, 62040103, 111397975, 310200515, 806521339, 1551002575, 4032606695, 20163033475]

約数ペア:

[(1, 20163033475), (5, 4032606695), (13, 1551002575), (25, 806521339), (65, 310200515), (181, 111397975), (325, 62040103), (353, 57119075), (905, 22279595), (971, 20765225), (1765, 11423815), (2353, 8569075), (4525, 4455919), (4589, 4393775), (4855, 4153045), (8825, 2284763), (11765, 1713815), (12623, 1597325), (22945, 878755), (24275, 830609), (58825, 342763), (63115, 319465), (63893, 315575), (114725, 175751)]