25238840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3019}}^1$

素因数の和:3060

約数の個数: 64

約数和(自身を含む): 65232000

約数和(自身を除く): 39993160

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3019, 4180, 6038, 8360, 12076, 15095, 24152, 30190, 33209, 57361, 60380, 66418, 114722, 120760, 132836, 166045, 229444, 265672, 286805, 332090, 458888, 573610, 630971, 664180, 1147220, 1261942, 1328360, 2294440, 2523884, 3154855, 5047768, 6309710, 12619420, 25238840]

約数ペア:

[(1, 25238840), (2, 12619420), (4, 6309710), (5, 5047768), (8, 3154855), (10, 2523884), (11, 2294440), (19, 1328360), (20, 1261942), (22, 1147220), (38, 664180), (40, 630971), (44, 573610), (55, 458888), (76, 332090), (88, 286805), (95, 265672), (110, 229444), (152, 166045), (190, 132836), (209, 120760), (220, 114722), (380, 66418), (418, 60380), (440, 57361), (760, 33209), (836, 30190), (1045, 24152), (1672, 15095), (2090, 12076), (3019, 8360), (4180, 6038)]