19161791800

素因数分解:

$2^3\times 5^2\times {\mathrm{251}}^1\times {\mathrm{419}}^1\times {\mathrm{911}}^1$

素因数の和:1597

約数の個数: 96

約数和(自身を含む): 44884627200

約数和(自身を除く): 25722835400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 251, 419, 502, 838, 911, 1004, 1255, 1676, 1822, 2008, 2095, 2510, 3352, 3644, 4190, 4555, 5020, 6275, 7288, 8380, 9110, 10040, 10475, 12550, 16760, 18220, 20950, 22775, 25100, 36440, 41900, 45550, 50200, 83800, 91100, 105169, 182200, 210338, 228661, 381709, 420676, 457322, 525845, 763418, 841352, 914644, 1051690, 1143305, 1526836, 1829288, 1908545, 2103380, 2286610, 2629225, 3053672, 3817090, 4206760, 4573220, 5258450, 5716525, 7634180, 9146440, 9542725, 10516900, 11433050, 15268360, 19085450, 21033800, 22866100, 38170900, 45732200, 76341800, 95808959, 191617918, 383235836, 479044795, 766471672, 958089590, 1916179180, 2395223975, 3832358360, 4790447950, 9580895900, 19161791800]

約数ペア:

[(1, 19161791800), (2, 9580895900), (4, 4790447950), (5, 3832358360), (8, 2395223975), (10, 1916179180), (20, 958089590), (25, 766471672), (40, 479044795), (50, 383235836), (100, 191617918), (200, 95808959), (251, 76341800), (419, 45732200), (502, 38170900), (838, 22866100), (911, 21033800), (1004, 19085450), (1255, 15268360), (1676, 11433050), (1822, 10516900), (2008, 9542725), (2095, 9146440), (2510, 7634180), (3352, 5716525), (3644, 5258450), (4190, 4573220), (4555, 4206760), (5020, 3817090), (6275, 3053672), (7288, 2629225), (8380, 2286610), (9110, 2103380), (10040, 1908545), (10475, 1829288), (12550, 1526836), (16760, 1143305), (18220, 1051690), (20950, 914644), (22775, 841352), (25100, 763418), (36440, 525845), (41900, 457322), (45550, 420676), (50200, 381709), (83800, 228661), (91100, 210338), (105169, 182200)]