79838000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:244

約数の個数: 160

約数和(自身を含む): 222842880

約数和(自身を除く): 143004880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 125, 152, 176, 190, 191, 200, 209, 220, 250, 275, 304, 380, 382, 400, 418, 440, 475, 500, 550, 760, 764, 836, 880, 950, 955, 1000, 1045, 1100, 1375, 1520, 1528, 1672, 1900, 1910, 2000, 2090, 2101, 2200, 2375, 2750, 3056, 3344, 3629, 3800, 3820, 4180, 4202, 4400, 4750, 4775, 5225, 5500, 7258, 7600, 7640, 8360, 8404, 9500, 9550, 10450, 10505, 11000, 14516, 15280, 16720, 16808, 18145, 19000, 19100, 20900, 21010, 22000, 23875, 26125, 29032, 33616, 36290, 38000, 38200, 39919, 41800, 42020, 47750, 52250, 52525, 58064, 72580, 76400, 79838, 83600, 84040, 90725, 95500, 104500, 105050, 145160, 159676, 168080, 181450, 191000, 199595, 209000, 210100, 262625, 290320, 319352, 362900, 382000, 399190, 418000, 420200, 453625, 525250, 638704, 725800, 798380, 840400, 907250, 997975, 1050500, 1451600, 1596760, 1814500, 1995950, 2101000, 3193520, 3629000, 3991900, 4202000, 4989875, 7258000, 7983800, 9979750, 15967600, 19959500, 39919000, 79838000]

約数ペア:

[(1, 79838000), (2, 39919000), (4, 19959500), (5, 15967600), (8, 9979750), (10, 7983800), (11, 7258000), (16, 4989875), (19, 4202000), (20, 3991900), (22, 3629000), (25, 3193520), (38, 2101000), (40, 1995950), (44, 1814500), (50, 1596760), (55, 1451600), (76, 1050500), (80, 997975), (88, 907250), (95, 840400), (100, 798380), (110, 725800), (125, 638704), (152, 525250), (176, 453625), (190, 420200), (191, 418000), (200, 399190), (209, 382000), (220, 362900), (250, 319352), (275, 290320), (304, 262625), (380, 210100), (382, 209000), (400, 199595), (418, 191000), (440, 181450), (475, 168080), (500, 159676), (550, 145160), (760, 105050), (764, 104500), (836, 95500), (880, 90725), (950, 84040), (955, 83600), (1000, 79838), (1045, 76400), (1100, 72580), (1375, 58064), (1520, 52525), (1528, 52250), (1672, 47750), (1900, 42020), (1910, 41800), (2000, 39919), (2090, 38200), (2101, 38000), (2200, 36290), (2375, 33616), (2750, 29032), (3056, 26125), (3344, 23875), (3629, 22000), (3800, 21010), (3820, 20900), (4180, 19100), (4202, 19000), (4400, 18145), (4750, 16808), (4775, 16720), (5225, 15280), (5500, 14516), (7258, 11000), (7600, 10505), (7640, 10450), (8360, 9550), (8404, 9500)]