26563900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 144

約数和(自身を含む): 69995520

約数和(自身を除く): 43431620

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 31, 38, 41, 44, 50, 55, 62, 76, 82, 95, 100, 110, 124, 155, 164, 190, 205, 209, 220, 275, 310, 341, 380, 410, 418, 451, 475, 550, 589, 620, 682, 775, 779, 820, 836, 902, 950, 1025, 1045, 1100, 1178, 1271, 1364, 1550, 1558, 1705, 1804, 1900, 2050, 2090, 2255, 2356, 2542, 2945, 3100, 3116, 3410, 3895, 4100, 4180, 4510, 5084, 5225, 5890, 6355, 6479, 6820, 7790, 8525, 8569, 9020, 10450, 11275, 11780, 12710, 12958, 13981, 14725, 15580, 17050, 17138, 19475, 20900, 22550, 24149, 25420, 25916, 27962, 29450, 31775, 32395, 34100, 34276, 38950, 42845, 45100, 48298, 55924, 58900, 63550, 64790, 69905, 77900, 85690, 96596, 120745, 127100, 129580, 139810, 161975, 171380, 214225, 241490, 265639, 279620, 323950, 349525, 428450, 482980, 531278, 603725, 647900, 699050, 856900, 1062556, 1207450, 1328195, 1398100, 2414900, 2656390, 5312780, 6640975, 13281950, 26563900]

約数ペア:

[(1, 26563900), (2, 13281950), (4, 6640975), (5, 5312780), (10, 2656390), (11, 2414900), (19, 1398100), (20, 1328195), (22, 1207450), (25, 1062556), (31, 856900), (38, 699050), (41, 647900), (44, 603725), (50, 531278), (55, 482980), (62, 428450), (76, 349525), (82, 323950), (95, 279620), (100, 265639), (110, 241490), (124, 214225), (155, 171380), (164, 161975), (190, 139810), (205, 129580), (209, 127100), (220, 120745), (275, 96596), (310, 85690), (341, 77900), (380, 69905), (410, 64790), (418, 63550), (451, 58900), (475, 55924), (550, 48298), (589, 45100), (620, 42845), (682, 38950), (775, 34276), (779, 34100), (820, 32395), (836, 31775), (902, 29450), (950, 27962), (1025, 25916), (1045, 25420), (1100, 24149), (1178, 22550), (1271, 20900), (1364, 19475), (1550, 17138), (1558, 17050), (1705, 15580), (1804, 14725), (1900, 13981), (2050, 12958), (2090, 12710), (2255, 11780), (2356, 11275), (2542, 10450), (2945, 9020), (3100, 8569), (3116, 8525), (3410, 7790), (3895, 6820), (4100, 6479), (4180, 6355), (4510, 5890), (5084, 5225)]