65575880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16901}}^1$

素因数の和:17009

約数の個数: 32

約数和(自身を含む): 149075640

約数和(自身を除く): 83499760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 16901, 33802, 67604, 84505, 135208, 169010, 338020, 676040, 1639397, 3278794, 6557588, 8196985, 13115176, 16393970, 32787940, 65575880]

約数ペア:

[(1, 65575880), (2, 32787940), (4, 16393970), (5, 13115176), (8, 8196985), (10, 6557588), (20, 3278794), (40, 1639397), (97, 676040), (194, 338020), (388, 169010), (485, 135208), (776, 84505), (970, 67604), (1940, 33802), (3880, 16901)]