201991413620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{599}}^1\times {\mathrm{2659}}^1$

素因数の和:3657

約数の個数: 96

約数和(自身を含む): 451259424000

約数和(自身を除く): 249268010380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 373, 599, 746, 1198, 1492, 1865, 2396, 2659, 2995, 3730, 5318, 5990, 6341, 7460, 10183, 10636, 11980, 12682, 13295, 20366, 25364, 26590, 31705, 40732, 45203, 50915, 53180, 63410, 90406, 101830, 126820, 180812, 203660, 223427, 226015, 446854, 452030, 893708, 904060, 991807, 1117135, 1592741, 1983614, 2234270, 3185482, 3798259, 3967228, 4468540, 4959035, 6370964, 7596518, 7963705, 9918070, 15193036, 15927410, 16860719, 18991295, 19836140, 27076597, 31854820, 33721438, 37982590, 54153194, 67442876, 75965180, 84303595, 108306388, 135382985, 168607190, 270765970, 337214380, 541531940, 594092393, 1188184786, 2376369572, 2970461965, 5940923930, 10099570681, 11881847860, 20199141362, 40398282724, 50497853405, 100995706810, 201991413620]

約数ペア:

[(1, 201991413620), (2, 100995706810), (4, 50497853405), (5, 40398282724), (10, 20199141362), (17, 11881847860), (20, 10099570681), (34, 5940923930), (68, 2970461965), (85, 2376369572), (170, 1188184786), (340, 594092393), (373, 541531940), (599, 337214380), (746, 270765970), (1198, 168607190), (1492, 135382985), (1865, 108306388), (2396, 84303595), (2659, 75965180), (2995, 67442876), (3730, 54153194), (5318, 37982590), (5990, 33721438), (6341, 31854820), (7460, 27076597), (10183, 19836140), (10636, 18991295), (11980, 16860719), (12682, 15927410), (13295, 15193036), (20366, 9918070), (25364, 7963705), (26590, 7596518), (31705, 6370964), (40732, 4959035), (45203, 4468540), (50915, 3967228), (53180, 3798259), (63410, 3185482), (90406, 2234270), (101830, 1983614), (126820, 1592741), (180812, 1117135), (203660, 991807), (223427, 904060), (226015, 893708), (446854, 452030)]