72672440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{49103}}^1$

素因数の和:49151

約数の個数: 32

約数和(自身を含む): 167935680

約数和(自身を除く): 95263240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 49103, 98206, 196412, 245515, 392824, 491030, 982060, 1816811, 1964120, 3633622, 7267244, 9084055, 14534488, 18168110, 36336220, 72672440]

約数ペア:

[(1, 72672440), (2, 36336220), (4, 18168110), (5, 14534488), (8, 9084055), (10, 7267244), (20, 3633622), (37, 1964120), (40, 1816811), (74, 982060), (148, 491030), (185, 392824), (296, 245515), (370, 196412), (740, 98206), (1480, 49103)]