42740500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 96

約数和(自身を含む): 107452800

約数和(自身を除く): 64712300

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 125, 190, 209, 220, 250, 275, 380, 409, 418, 475, 500, 550, 818, 836, 950, 1045, 1100, 1375, 1636, 1900, 2045, 2090, 2375, 2750, 4090, 4180, 4499, 4750, 5225, 5500, 7771, 8180, 8998, 9500, 10225, 10450, 15542, 17996, 20450, 20900, 22495, 26125, 31084, 38855, 40900, 44990, 51125, 52250, 77710, 85481, 89980, 102250, 104500, 112475, 155420, 170962, 194275, 204500, 224950, 341924, 388550, 427405, 449900, 562375, 777100, 854810, 971375, 1124750, 1709620, 1942750, 2137025, 2249500, 3885500, 4274050, 8548100, 10685125, 21370250, 42740500]

約数ペア:

[(1, 42740500), (2, 21370250), (4, 10685125), (5, 8548100), (10, 4274050), (11, 3885500), (19, 2249500), (20, 2137025), (22, 1942750), (25, 1709620), (38, 1124750), (44, 971375), (50, 854810), (55, 777100), (76, 562375), (95, 449900), (100, 427405), (110, 388550), (125, 341924), (190, 224950), (209, 204500), (220, 194275), (250, 170962), (275, 155420), (380, 112475), (409, 104500), (418, 102250), (475, 89980), (500, 85481), (550, 77710), (818, 52250), (836, 51125), (950, 44990), (1045, 40900), (1100, 38855), (1375, 31084), (1636, 26125), (1900, 22495), (2045, 20900), (2090, 20450), (2375, 17996), (2750, 15542), (4090, 10450), (4180, 10225), (4499, 9500), (4750, 8998), (5225, 8180), (5500, 7771)]