79420000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:79

約数の個数: 180

約数和(自身を含む): 224956116

約数和(自身を除く): 145536116

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 125, 152, 160, 176, 190, 200, 209, 220, 250, 275, 304, 352, 361, 380, 400, 418, 440, 475, 500, 550, 608, 625, 722, 760, 800, 836, 880, 950, 1000, 1045, 1100, 1250, 1375, 1444, 1520, 1672, 1760, 1805, 1900, 2000, 2090, 2200, 2375, 2500, 2750, 2888, 3040, 3344, 3610, 3800, 3971, 4000, 4180, 4400, 4750, 5000, 5225, 5500, 5776, 6688, 6875, 7220, 7600, 7942, 8360, 8800, 9025, 9500, 10000, 10450, 11000, 11552, 11875, 13750, 14440, 15200, 15884, 16720, 18050, 19000, 19855, 20000, 20900, 22000, 23750, 26125, 27500, 28880, 31768, 33440, 36100, 38000, 39710, 41800, 44000, 45125, 47500, 52250, 55000, 57760, 63536, 72200, 76000, 79420, 83600, 90250, 95000, 99275, 104500, 110000, 127072, 130625, 144400, 158840, 167200, 180500, 190000, 198550, 209000, 220000, 225625, 261250, 288800, 317680, 361000, 380000, 397100, 418000, 451250, 496375, 522500, 635360, 722000, 794200, 836000, 902500, 992750, 1045000, 1444000, 1588400, 1805000, 1985500, 2090000, 2481875, 3176800, 3610000, 3971000, 4180000, 4963750, 7220000, 7942000, 9927500, 15884000, 19855000, 39710000, 79420000]

約数ペア:

[(1, 79420000), (2, 39710000), (4, 19855000), (5, 15884000), (8, 9927500), (10, 7942000), (11, 7220000), (16, 4963750), (19, 4180000), (20, 3971000), (22, 3610000), (25, 3176800), (32, 2481875), (38, 2090000), (40, 1985500), (44, 1805000), (50, 1588400), (55, 1444000), (76, 1045000), (80, 992750), (88, 902500), (95, 836000), (100, 794200), (110, 722000), (125, 635360), (152, 522500), (160, 496375), (176, 451250), (190, 418000), (200, 397100), (209, 380000), (220, 361000), (250, 317680), (275, 288800), (304, 261250), (352, 225625), (361, 220000), (380, 209000), (400, 198550), (418, 190000), (440, 180500), (475, 167200), (500, 158840), (550, 144400), (608, 130625), (625, 127072), (722, 110000), (760, 104500), (800, 99275), (836, 95000), (880, 90250), (950, 83600), (1000, 79420), (1045, 76000), (1100, 72200), (1250, 63536), (1375, 57760), (1444, 55000), (1520, 52250), (1672, 47500), (1760, 45125), (1805, 44000), (1900, 41800), (2000, 39710), (2090, 38000), (2200, 36100), (2375, 33440), (2500, 31768), (2750, 28880), (2888, 27500), (3040, 26125), (3344, 23750), (3610, 22000), (3800, 20900), (3971, 20000), (4000, 19855), (4180, 19000), (4400, 18050), (4750, 16720), (5000, 15884), (5225, 15200), (5500, 14440), (5776, 13750), (6688, 11875), (6875, 11552), (7220, 11000), (7600, 10450), (7942, 10000), (8360, 9500), (8800, 9025)]