67939120

素因数分解:

$2^4\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1229}}^1$

素因数の和:1933

約数の個数: 40

約数和(自身を含む): 158315760

約数和(自身を除く): 90376640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691, 1229, 1382, 2458, 2764, 3455, 4916, 5528, 6145, 6910, 9832, 11056, 12290, 13820, 19664, 24580, 27640, 49160, 55280, 98320, 849239, 1698478, 3396956, 4246195, 6793912, 8492390, 13587824, 16984780, 33969560, 67939120]

約数ペア:

[(1, 67939120), (2, 33969560), (4, 16984780), (5, 13587824), (8, 8492390), (10, 6793912), (16, 4246195), (20, 3396956), (40, 1698478), (80, 849239), (691, 98320), (1229, 55280), (1382, 49160), (2458, 27640), (2764, 24580), (3455, 19664), (4916, 13820), (5528, 12290), (6145, 11056), (6910, 9832)]