77878000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1693}}^1$

素因数の和:1739

約数の個数: 80

約数和(自身を含む): 196612416

約数和(自身を除く): 118734416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 920, 1000, 1150, 1693, 1840, 2000, 2300, 2875, 3386, 4600, 5750, 6772, 8465, 9200, 11500, 13544, 16930, 23000, 27088, 33860, 38939, 42325, 46000, 67720, 77878, 84650, 135440, 155756, 169300, 194695, 211625, 311512, 338600, 389390, 423250, 623024, 677200, 778780, 846500, 973475, 1557560, 1693000, 1946950, 3115120, 3386000, 3893900, 4867375, 7787800, 9734750, 15575600, 19469500, 38939000, 77878000]

約数ペア:

[(1, 77878000), (2, 38939000), (4, 19469500), (5, 15575600), (8, 9734750), (10, 7787800), (16, 4867375), (20, 3893900), (23, 3386000), (25, 3115120), (40, 1946950), (46, 1693000), (50, 1557560), (80, 973475), (92, 846500), (100, 778780), (115, 677200), (125, 623024), (184, 423250), (200, 389390), (230, 338600), (250, 311512), (368, 211625), (400, 194695), (460, 169300), (500, 155756), (575, 135440), (920, 84650), (1000, 77878), (1150, 67720), (1693, 46000), (1840, 42325), (2000, 38939), (2300, 33860), (2875, 27088), (3386, 23000), (4600, 16930), (5750, 13544), (6772, 11500), (8465, 9200)]