208056375

素因数分解:

$3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{2341}}^1$

素因数の和:2441

約数の個数: 48

約数和(自身を含む): 379966080

約数和(自身を除く): 171909705

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 125, 225, 237, 375, 395, 711, 1125, 1185, 1975, 2341, 3555, 5925, 7023, 9875, 11705, 17775, 21069, 29625, 35115, 58525, 88875, 105345, 175575, 184939, 292625, 526725, 554817, 877875, 924695, 1664451, 2633625, 2774085, 4623475, 8322255, 13870425, 23117375, 41611275, 69352125, 208056375]

約数ペア:

[(1, 208056375), (3, 69352125), (5, 41611275), (9, 23117375), (15, 13870425), (25, 8322255), (45, 4623475), (75, 2774085), (79, 2633625), (125, 1664451), (225, 924695), (237, 877875), (375, 554817), (395, 526725), (711, 292625), (1125, 184939), (1185, 175575), (1975, 105345), (2341, 88875), (3555, 58525), (5925, 35115), (7023, 29625), (9875, 21069), (11705, 17775)]