72804560344

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{221965123}}^1$

素因数の和:221965170

約数の個数: 16

約数和(自身を含む): 139838028120

約数和(自身を除く): 67033467776

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 221965123, 443930246, 887860492, 1775720984, 9100570043, 18201140086, 36402280172, 72804560344]

約数ペア:

[(1, 72804560344), (2, 36402280172), (4, 18201140086), (8, 9100570043), (41, 1775720984), (82, 887860492), (164, 443930246), (328, 221965123)]