28589048440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{9949}}^1$

素因数の和:10197

約数の個数: 96

約数和(自身を含む): 68237100000

約数和(自身を除く): 39648051560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 361, 380, 398, 722, 760, 796, 995, 1444, 1592, 1805, 1990, 2888, 3610, 3781, 3980, 7220, 7562, 7960, 9949, 14440, 15124, 18905, 19898, 30248, 37810, 39796, 49745, 71839, 75620, 79592, 99490, 143678, 151240, 189031, 198980, 287356, 359195, 378062, 397960, 574712, 718390, 756124, 945155, 1436780, 1512248, 1890310, 1979851, 2873560, 3591589, 3780620, 3959702, 7183178, 7561240, 7919404, 9899255, 14366356, 15838808, 17957945, 19798510, 28732712, 35915890, 37617169, 39597020, 71831780, 75234338, 79194040, 143663560, 150468676, 188085845, 300937352, 376171690, 714726211, 752343380, 1429452422, 1504686760, 2858904844, 3573631055, 5717809688, 7147262110, 14294524220, 28589048440]

約数ペア:

[(1, 28589048440), (2, 14294524220), (4, 7147262110), (5, 5717809688), (8, 3573631055), (10, 2858904844), (19, 1504686760), (20, 1429452422), (38, 752343380), (40, 714726211), (76, 376171690), (95, 300937352), (152, 188085845), (190, 150468676), (199, 143663560), (361, 79194040), (380, 75234338), (398, 71831780), (722, 39597020), (760, 37617169), (796, 35915890), (995, 28732712), (1444, 19798510), (1592, 17957945), (1805, 15838808), (1990, 14366356), (2888, 9899255), (3610, 7919404), (3781, 7561240), (3980, 7183178), (7220, 3959702), (7562, 3780620), (7960, 3591589), (9949, 2873560), (14440, 1979851), (15124, 1890310), (18905, 1512248), (19898, 1436780), (30248, 945155), (37810, 756124), (39796, 718390), (49745, 574712), (71839, 397960), (75620, 378062), (79592, 359195), (99490, 287356), (143678, 198980), (151240, 189031)]