90193390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19231}}^1$

素因数の和:19312

約数の個数: 32

約数和(自身を含む): 188319744

約数和(自身を除く): 98126354

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 19231, 38462, 96155, 134617, 192310, 269234, 673085, 1288477, 1346170, 2576954, 6442385, 9019339, 12884770, 18038678, 45096695, 90193390]

約数ペア:

[(1, 90193390), (2, 45096695), (5, 18038678), (7, 12884770), (10, 9019339), (14, 6442385), (35, 2576954), (67, 1346170), (70, 1288477), (134, 673085), (335, 269234), (469, 192310), (670, 134617), (938, 96155), (2345, 38462), (4690, 19231)]