38620000

素因数分解:

$2^5\times 5^4\times {\mathrm{1931}}^1$

素因数の和:1961

約数の個数: 60

約数和(自身を含む): 95060196

約数和(自身を除く): 56440196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 1931, 2000, 2500, 3862, 4000, 5000, 7724, 9655, 10000, 15448, 19310, 20000, 30896, 38620, 48275, 61792, 77240, 96550, 154480, 193100, 241375, 308960, 386200, 482750, 772400, 965500, 1206875, 1544800, 1931000, 2413750, 3862000, 4827500, 7724000, 9655000, 19310000, 38620000]

約数ペア:

[(1, 38620000), (2, 19310000), (4, 9655000), (5, 7724000), (8, 4827500), (10, 3862000), (16, 2413750), (20, 1931000), (25, 1544800), (32, 1206875), (40, 965500), (50, 772400), (80, 482750), (100, 386200), (125, 308960), (160, 241375), (200, 193100), (250, 154480), (400, 96550), (500, 77240), (625, 61792), (800, 48275), (1000, 38620), (1250, 30896), (1931, 20000), (2000, 19310), (2500, 15448), (3862, 10000), (4000, 9655), (5000, 7724)]