72280048

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{110183}}^1$

素因数の和:110232

約数の個数: 20

約数和(自身を含む): 143459568

約数和(自身を除く): 71179520

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 110183, 220366, 440732, 881464, 1762928, 4517503, 9035006, 18070012, 36140024, 72280048]

約数ペア:

[(1, 72280048), (2, 36140024), (4, 18070012), (8, 9035006), (16, 4517503), (41, 1762928), (82, 881464), (164, 440732), (328, 220366), (656, 110183)]