202499000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 530712000

約数和(自身を除く): 328213000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 41, 44, 50, 55, 82, 88, 100, 110, 125, 164, 200, 205, 220, 250, 275, 328, 410, 440, 449, 451, 500, 550, 820, 898, 902, 1000, 1025, 1100, 1375, 1640, 1796, 1804, 2050, 2200, 2245, 2255, 2750, 3592, 3608, 4100, 4490, 4510, 4939, 5125, 5500, 8200, 8980, 9020, 9878, 10250, 11000, 11225, 11275, 17960, 18040, 18409, 19756, 20500, 22450, 22550, 24695, 36818, 39512, 41000, 44900, 45100, 49390, 56125, 56375, 73636, 89800, 90200, 92045, 98780, 112250, 112750, 123475, 147272, 184090, 197560, 202499, 224500, 225500, 246950, 368180, 404998, 449000, 451000, 460225, 493900, 617375, 736360, 809996, 920450, 987800, 1012495, 1234750, 1619992, 1840900, 2024990, 2301125, 2469500, 3681800, 4049980, 4602250, 4939000, 5062475, 8099960, 9204500, 10124950, 18409000, 20249900, 25312375, 40499800, 50624750, 101249500, 202499000]

約数ペア:

[(1, 202499000), (2, 101249500), (4, 50624750), (5, 40499800), (8, 25312375), (10, 20249900), (11, 18409000), (20, 10124950), (22, 9204500), (25, 8099960), (40, 5062475), (41, 4939000), (44, 4602250), (50, 4049980), (55, 3681800), (82, 2469500), (88, 2301125), (100, 2024990), (110, 1840900), (125, 1619992), (164, 1234750), (200, 1012495), (205, 987800), (220, 920450), (250, 809996), (275, 736360), (328, 617375), (410, 493900), (440, 460225), (449, 451000), (451, 449000), (500, 404998), (550, 368180), (820, 246950), (898, 225500), (902, 224500), (1000, 202499), (1025, 197560), (1100, 184090), (1375, 147272), (1640, 123475), (1796, 112750), (1804, 112250), (2050, 98780), (2200, 92045), (2245, 90200), (2255, 89800), (2750, 73636), (3592, 56375), (3608, 56125), (4100, 49390), (4490, 45100), (4510, 44900), (4939, 41000), (5125, 39512), (5500, 36818), (8200, 24695), (8980, 22550), (9020, 22450), (9878, 20500), (10250, 19756), (11000, 18409), (11225, 18040), (11275, 17960)]