82129300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{379}}^1$

素因数の和:601

約数の個数: 72

約数和(自身を含む): 195924960

約数和(自身を除く): 113795660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 197, 220, 275, 379, 394, 550, 758, 788, 985, 1100, 1516, 1895, 1970, 2167, 3790, 3940, 4169, 4334, 4925, 7580, 8338, 8668, 9475, 9850, 10835, 16676, 18950, 19700, 20845, 21670, 37900, 41690, 43340, 54175, 74663, 83380, 104225, 108350, 149326, 208450, 216700, 298652, 373315, 416900, 746630, 821293, 1493260, 1642586, 1866575, 3285172, 3733150, 4106465, 7466300, 8212930, 16425860, 20532325, 41064650, 82129300]

約数ペア:

[(1, 82129300), (2, 41064650), (4, 20532325), (5, 16425860), (10, 8212930), (11, 7466300), (20, 4106465), (22, 3733150), (25, 3285172), (44, 1866575), (50, 1642586), (55, 1493260), (100, 821293), (110, 746630), (197, 416900), (220, 373315), (275, 298652), (379, 216700), (394, 208450), (550, 149326), (758, 108350), (788, 104225), (985, 83380), (1100, 74663), (1516, 54175), (1895, 43340), (1970, 41690), (2167, 37900), (3790, 21670), (3940, 20845), (4169, 19700), (4334, 18950), (4925, 16676), (7580, 10835), (8338, 9850), (8668, 9475)]