881126900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{11311}}^1$

素因数の和:11385

約数の個数: 72

約数和(自身を含む): 2061951360

約数和(自身を除く): 1180824460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 380, 410, 475, 779, 820, 950, 1025, 1558, 1900, 2050, 3116, 3895, 4100, 7790, 11311, 15580, 19475, 22622, 38950, 45244, 56555, 77900, 113110, 214909, 226220, 282775, 429818, 463751, 565550, 859636, 927502, 1074545, 1131100, 1855004, 2149090, 2318755, 4298180, 4637510, 5372725, 8811269, 9275020, 10745450, 11593775, 17622538, 21490900, 23187550, 35245076, 44056345, 46375100, 88112690, 176225380, 220281725, 440563450, 881126900]

約数ペア:

[(1, 881126900), (2, 440563450), (4, 220281725), (5, 176225380), (10, 88112690), (19, 46375100), (20, 44056345), (25, 35245076), (38, 23187550), (41, 21490900), (50, 17622538), (76, 11593775), (82, 10745450), (95, 9275020), (100, 8811269), (164, 5372725), (190, 4637510), (205, 4298180), (380, 2318755), (410, 2149090), (475, 1855004), (779, 1131100), (820, 1074545), (950, 927502), (1025, 859636), (1558, 565550), (1900, 463751), (2050, 429818), (3116, 282775), (3895, 226220), (4100, 214909), (7790, 113110), (11311, 77900), (15580, 56555), (19475, 45244), (22622, 38950)]