18508210000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{264403}}^1$

素因数の和:264438

約数の個数: 100

約数和(自身を含む): 51211881952

約数和(自身を除く): 32703671952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 625, 700, 875, 1000, 1250, 1400, 1750, 2000, 2500, 2800, 3500, 4375, 5000, 7000, 8750, 10000, 14000, 17500, 35000, 70000, 264403, 528806, 1057612, 1322015, 1850821, 2115224, 2644030, 3701642, 4230448, 5288060, 6610075, 7403284, 9254105, 10576120, 13220150, 14806568, 18508210, 21152240, 26440300, 29613136, 33050375, 37016420, 46270525, 52880600, 66100750, 74032840, 92541050, 105761200, 132201500, 148065680, 165251875, 185082100, 231352625, 264403000, 330503750, 370164200, 462705250, 528806000, 661007500, 740328400, 925410500, 1156763125, 1322015000, 1850821000, 2313526250, 2644030000, 3701642000, 4627052500, 9254105000, 18508210000]

約数ペア:

[(1, 18508210000), (2, 9254105000), (4, 4627052500), (5, 3701642000), (7, 2644030000), (8, 2313526250), (10, 1850821000), (14, 1322015000), (16, 1156763125), (20, 925410500), (25, 740328400), (28, 661007500), (35, 528806000), (40, 462705250), (50, 370164200), (56, 330503750), (70, 264403000), (80, 231352625), (100, 185082100), (112, 165251875), (125, 148065680), (140, 132201500), (175, 105761200), (200, 92541050), (250, 74032840), (280, 66100750), (350, 52880600), (400, 46270525), (500, 37016420), (560, 33050375), (625, 29613136), (700, 26440300), (875, 21152240), (1000, 18508210), (1250, 14806568), (1400, 13220150), (1750, 10576120), (2000, 9254105), (2500, 7403284), (2800, 6610075), (3500, 5288060), (4375, 4230448), (5000, 3701642), (7000, 2644030), (8750, 2115224), (10000, 1850821), (14000, 1322015), (17500, 1057612), (35000, 528806), (70000, 264403)]