54031760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21787}}^1$

素因数の和:21831

約数の個数: 40

約数和(自身を含む): 129682176

約数和(自身を除く): 75650416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21787, 43574, 87148, 108935, 174296, 217870, 348592, 435740, 675397, 871480, 1350794, 1742960, 2701588, 3376985, 5403176, 6753970, 10806352, 13507940, 27015880, 54031760]

約数ペア:

[(1, 54031760), (2, 27015880), (4, 13507940), (5, 10806352), (8, 6753970), (10, 5403176), (16, 3376985), (20, 2701588), (31, 1742960), (40, 1350794), (62, 871480), (80, 675397), (124, 435740), (155, 348592), (248, 217870), (310, 174296), (496, 108935), (620, 87148), (1240, 43574), (2480, 21787)]