72081904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{265007}}^1$

素因数の和:265032

約数の個数: 20

約数和(自身を含む): 147874464

約数和(自身を除く): 75792560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 265007, 530014, 1060028, 2120056, 4240112, 4505119, 9010238, 18020476, 36040952, 72081904]

約数ペア:

[(1, 72081904), (2, 36040952), (4, 18020476), (8, 9010238), (16, 4505119), (17, 4240112), (34, 2120056), (68, 1060028), (136, 530014), (272, 265007)]