81475300

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{11161}}^1$

素因数の和:11248

約数の個数: 36

約数和(自身を含む): 179239396

約数和(自身を除く): 97764096

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 3650, 7300, 11161, 22322, 44644, 55805, 111610, 223220, 279025, 558050, 814753, 1116100, 1629506, 3259012, 4073765, 8147530, 16295060, 20368825, 40737650, 81475300]

約数ペア:

[(1, 81475300), (2, 40737650), (4, 20368825), (5, 16295060), (10, 8147530), (20, 4073765), (25, 3259012), (50, 1629506), (73, 1116100), (100, 814753), (146, 558050), (292, 279025), (365, 223220), (730, 111610), (1460, 55805), (1825, 44644), (3650, 22322), (7300, 11161)]