15691225990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{4297}}^1$

素因数の和:4777

約数の個数: 64

約数和(自身を含む): 31248866880

約数和(自身を除く): 15557640890

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 373, 445, 746, 890, 979, 1865, 1958, 3730, 4103, 4297, 4895, 8206, 8594, 9790, 20515, 21485, 33197, 41030, 42970, 47267, 66394, 94534, 165985, 236335, 331970, 365167, 382433, 472670, 730334, 764866, 1602781, 1825835, 1912165, 3205562, 3651670, 3824330, 4206763, 8013905, 8413526, 16027810, 17630591, 21033815, 35261182, 42067630, 88152955, 142647509, 176305910, 285295018, 713237545, 1426475090, 1569122599, 3138245198, 7845612995, 15691225990]

約数ペア:

[(1, 15691225990), (2, 7845612995), (5, 3138245198), (10, 1569122599), (11, 1426475090), (22, 713237545), (55, 285295018), (89, 176305910), (110, 142647509), (178, 88152955), (373, 42067630), (445, 35261182), (746, 21033815), (890, 17630591), (979, 16027810), (1865, 8413526), (1958, 8013905), (3730, 4206763), (4103, 3824330), (4297, 3651670), (4895, 3205562), (8206, 1912165), (8594, 1825835), (9790, 1602781), (20515, 764866), (21485, 730334), (33197, 472670), (41030, 382433), (42970, 365167), (47267, 331970), (66394, 236335), (94534, 165985)]